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PCA9557D Datasheet(PDF) 2 Page - NXP Semiconductors |
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PCA9557D Datasheet(HTML) 2 Page - NXP Semiconductors |
2 / 26 page PCA9557 © NXP B.V. 2008. All rights reserved. Product data sheet Rev. 06 — 11 June 2008 2 of 26 NXP Semiconductors PCA9557 8-bit I2C-bus and SMBus I/O port with reset 3. Ordering information 3.1 Ordering options 4. Block diagram Table 1. Ordering information Type number Package Name Description Version PCA9557D SO16 plastic small outline package; 16 leads; body width 3.9 mm SOT109-1 PCA9557PW TSSOP16 plastic thin shrink small outline package; 16 leads; body width 4.4 mm SOT403-1 PCA9557BS HVQFN16 plastic thermal enhanced very thin quad flat package; no leads; 16 terminals; body 4 × 4 × 0.85 mm SOT629-1 Table 2. Ordering options Type number Topside mark Temperature range PCA9557D PCA9557D Tamb = −40 °C to +85 °C PCA9557PW PCA9557 Tamb = −40 °C to +85 °C PCA9557BS 9557 Tamb = −40 °C to +85 °C Fig 1. Block diagram of PCA9557 PCA9557 POWER-ON RESET 002aad275 I2C-BUS/SMBus CONTROL INPUT FILTER SCL SDA VDD INPUT/ OUTPUT PORTS IO0 VSS 8-bit write pulse read pulse IO2 IO4 IO6 IO1 IO3 IO5 IO7 A0 A1 A2 RESET |
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