Geräte dieser Familie werden in Verbindung mit Mikrocontrollern, Mikroprozessoren oder ähnlichen Geräten verwendet, um die Anzahl der Signalverbindungen zu erhöhen, die für den Anschluss von Peripheriegeräten zur Verfügung stehen. Das typische Betriebskonzept beinhaltet die Verwendung serieller Kommunikation, die nur wenige E/A-Leitungen auf dem Hostgerät erfordert, um den Status vieler Eingabe-/Ausgabe-Pins auf dem Erweiterungsgerät zu lesen/schreiben. Diese Technik tauscht Kommunikationsgeschwindigkeit gegen erhöhte Konnektivität ein und eignet sich am besten für Anwendungen, bei denen eine schnelle Reaktion nicht entscheidend ist, wie beispielsweise bei vielen Anwendungen mit Benutzerschnittstellen.
| Teil # | Hersteller | Beschreibung | Verfügbarkeit | Preisgestaltung | Menge |
|---|---|---|---|---|---|
PCA9535DBQRI/O Expanders | Texas Instruments | 16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 24-SSOP -40 to 85 | Auf Lager | 1+: $2.26160 2500+: $1.41969 5000+: $1.39186 | |
PCA9535DBRI/O Expanders | Texas Instruments | 16-Bit I2C I/O Expander, 400kHz, 16 I/Os, 25mA, SSOP | 6 | 1+: $1.52228 10+: $1.48800 30+: $1.46400 | |
PCA9535DGVRI/O Expanders | Texas Instruments | 16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 24-TVSOP -40 to 85 | Auf Lager | 1+: $2.26160 2000+: $1.42988 4000+: $1.40024
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PCA9535DWRI/O Expanders | Texas Instruments | 16-Bit I2C I/O Expander, 400kHz, SOIC, 2.3-5.5V | 4 | 1+: $2.41715 10+: $2.04000 30+: $1.80343 | |
PCA9535PWRI/O Expanders | Texas Instruments | 16-Ch I/O Expander, I2C/SMBus, 400kHz, 5.5V, TSSOP | 3850 | 10+: $1.02343 30+: $0.90515 100+: $0.77143
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PCA9536DGKRI/O Expanders | Texas Instruments | I2C I/O Expander, 4-Bit, 400kHz, 5.5V, VSSOP | 12288 | 1+: $1.17920 10+: $0.85800 25+: $0.77722
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PCA9539DBRI/O Expanders | Texas Instruments | Remote 16-Bit I2C And SMBus, Low-Power I/O Expander With Interrupt Output, Reset & Config. Registers 24-SSOP -40 to 85 | 13 | 1+: $2.95200 10+: $2.88343 30+: $2.83715 | |
PCA9539DGVRI/O Expanders | Texas Instruments | Remote 16-Bit I2C And SMBus, Low-Power I/O Expander With Interrupt Output, Reset & Config. Registers 24-TVSOP -40 to 85 | 6 | 1+: $2.58515 10+: $2.27657 30+: $2.05885 | |
PCA9539DWRI/O Expanders | Texas Instruments | Remote 16-Bit I2C And SMBus, Low-Power I/O Expander With Interrupt Output, Reset & Config. Registers 24-SOIC -40 to 85 | 103 | 1+: $1.80172 10+: $1.75715 30+: $1.72800 | |
PCA9539PWRI/O Expanders | Texas Instruments | Remote 16-Bit I2C And SMBus, Low-Power I/O Expander With Interrupt Output, Reset & Config. Registers 24-TSSOP -40 to 85 | 3302 | 10+: $1.53085 30+: $1.36457 100+: $1.14685
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PCA9555DBQRI/O Expanders | Texas Instruments | Remote 16-Bit I2C And SMBus I/O Expander With Interrupt Output And Configuration Registers 24-SSOP -40 to 85 | Auf Lager | 1+: $1.89200 10+: $1.40184 25+: $1.27811
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PCA9555DBRI/O Expanders | Texas Instruments | Remote 16-Bit I2C And SMBus I/O Expander With Interrupt Output And Configuration Registers 24-SSOP -40 to 85 | 5652 | 10+: $1.44857 30+: $1.27885 100+: $1.10400
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PCA9555DGVRI/O Expanders | Texas Instruments | 16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers 24-TVSOP -40 to 85 | Auf Lager | 154+: $1.71600 2000+: $1.12526 4000+: $1.10090
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PCA9555DWRI/O Expanders | Texas Instruments | Remote 16-Bit I2C And SMBus I/O Expander With Interrupt Output And Configuration Registers 24-SOIC -40 to 85 | 129 | 1+: $3.27257 10+: $2.80285 30+: $2.52515 | |
PCA9555PWRI/O Expanders | Texas Instruments | 16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers 24-TSSOP -40 to 85 | 2044 | 1+: $1.02857 10+: $0.83485 30+: $0.73715
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PCF8575CDBRI/O Expanders | Texas Instruments | 16-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt 24-SSOP -40 to 85 | Auf Lager | 2000+: $2.22636 4000+: $2.18382 | |
PCF8574RGTRI/O Expanders | Texas Instruments | I2C Interface 100kHz 6V 16-Pin VQFN EP T/R | 1172 | 1+: $1.60457 10+: $1.33372 30+: $1.18628
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PCA9534APWRI/O Expanders | Texas Instruments | 8-Bit I/O Expander, I2C, 400kHz, 5.5V, TSSOP | 8 | 1+: $1.12628 10+: $1.10228 30+: $1.08685 | |
PCA9534DBI/O Expanders | Texas Instruments | 8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-SSOP -40 to 85 | 499 | 1+: $2.70160 10+: $2.02576 80+: $1.69510
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PCA9534DBRI/O Expanders | Texas Instruments | Remote 8-Bit I2C and Low-Power I/O Expander With Interrupt Output and Configuration Registers 16-SSOP -40 to 85 | Auf Lager | 1+: $2.39360 2000+: $1.26467 4000+: $1.23785
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PCA9534DGVRI/O Expanders | Texas Instruments | Remote 8-Bit I2C and Low-Power I/O Expander With Interrupt Output and Configuration Registers 16-TVSOP -40 to 85 | Auf Lager | 1+: $2.01520 2000+: $1.26467 4000+: $1.23785
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PCA9534PWRI/O Expanders | Texas Instruments | 8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-TSSOP -40 to 85 | 2592 | 10+: $0.73200 30+: $0.64457 100+: $0.55715
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PCA9534PWRG4I/O Expanders | Texas Instruments | Remote 8-Bit I2C and Low-Power I/O Expander With Interrupt Output and Configuration Registers 16-TSSOP -40 to 85 | Auf Lager | 2000+: $0.65758 4000+: $0.64189 6000+: $0.63404
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PCA9535DBI/O Expanders | Texas Instruments | Remote 16-Bit I2C and SMBus, Low-Power I/O Expander With Interrupt Output and Config Registers 24-SSOP -40 to 85 | Auf Lager | 156+: $1.69840 | |
PCA9535DWI/O Expanders | Texas Instruments | Remote 16-Bit I2C and SMBus, Low-Power I/O Expander With Interrupt Output and Config Registers 24-SOIC -40 to 85 | 58 | 1+: $2.91280 10+: $2.18768 25+: $2.00675
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