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參數(shù)資料
型號(hào)： PCA9501PW,118
廠商： NXP Semiconductors
文件頁數(shù)： 18/28頁
文件大?。?/td> 0K
描述： IC I/O EXPANDER I2C 8B 20TSSOP
標(biāo)準(zhǔn)包裝： 2,500
接口： I²C，SM 總線
輸入/輸出數(shù)： 8
中斷輸出： 是
頻率 - 時(shí)鐘： 400kHz
電源電壓： 2.5 V ~ 3.6 V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 20-TSSOP（0.173"，4.40mm 寬）
供應(yīng)商設(shè)備封裝： 20-TSSOP
包裝： 帶卷 (TR)
包括： EEPROM
配用： 568-4002-ND - DEMO BOARD I2C
其它名稱： 935271535118
PCA9501PW-T
PCA9501PW-T-ND
PCA9501_4
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 04 — 10 February 2009
25 of 28
NXP Semiconductors
PCA9501
8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM
16. Revision history
Table 11.
Revision history
Document ID
Release date
Data sheet status
Change notice
Supersedes
PCA9501_4
20090210
Product data sheet
-
PCA9501_3
Modications:
The format of this data sheet has been redesigned to comply with the new identity guidelines of
NXP Semiconductors.
Legal texts have been adapted to the new company name where appropriate.
Section 1 “General description”, 5th paragraph, 2nd sentence changed from “The xed GPIO
address starts with ‘1’ and the xed EEPROM I2C address starts with ‘0’, ...” to “The xed GPIO
address starts with ‘0’ and the xed EEPROM I2C-bus address starts with ‘1’, ...”
– pin “WC” corrected to “WC”
– added Table note 1 and its reference at HVQFN20 pin 8
– changed naming convention for pins I/On to “IOn”
Section 7.1 “Device addressing”: added Remark and bulleted list (4 items)
Figure 7 “I/O Write mode (output)”: changed symbol “tpv” to “tv(Q)”
– changed symbol “tph” to “th(D)”
– changed symbol “tps” to “tsu(D)”
– changed symbol “tiv” to “tv(INT)”
– changed symbol “tir” to “trst(INT)”
Section 7.3.2 “Interrupt”, 2nd paragraph: changed symbol “tiv” to “tv(INT)”
– changed symbol “tiv” to “tv(INT)”
– changed symbol “tir” to “trst(INT)”
– changed symbol “VCC” to “VDD”
– changed parameter for ISS from “supply current” to “ground supply current”
– changed symbol “PO” to “P/out”
– sub-section “Input SCL; input/output SDA”: changed symbol “IL” to “ILI”
– sub-section “Address inputs A0 to A5; WC input”: changed symbol “IL” to “ILI”
– added reference to Table note 1 at IOL in sub-section “I/O expander port”
– sub-section “I2C-bus timing”: changed symbol/parameter from “tSW, tolerable spike width on
bus” to “tSP, pulse width of spikes that must be suppressed by the input lter”
– sub-section “Port timing”: changed symbol “tpv” to “tv(Q)”
– sub-section “Port timing”: changed symbol “tph” to “th(D)”
– sub-section “Port timing”: changed symbol “tps” to “tsu(D)”
– sub-section “Interrupt timing”: changed symbol “tiv” to “tv(INT)”
– sub-section “Interrupt timing”: changed symbol “tir” to “trst(INT)”
– sub-section “Power-up timing”: changed symbol “tPUR” to “tpu(R)”
– sub-section “Power-up timing”: changed symbol “tPUW” to “tpu(W)”
– sub-section “Write cycle limits”: changed symbol “tWR” to “Tcy(W)”
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