參數(shù)資料
型號(hào): MCP23S08T-E/ML
廠商: Microchip Technology
文件頁數(shù): 17/44頁
文件大小: 0K
描述: IC I/O EXPANDER SPI 8B 20QFN
標(biāo)準(zhǔn)包裝: 3,300
接口: SPI
輸入/輸出數(shù): 8
中斷輸出:
頻率 - 時(shí)鐘: 10MHz
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 20-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN 裸露焊盤(4x4)
包裝: 帶卷 (TR)
包括: POR
配用: GPIODM-KPLCD-ND - BOARD DEMO LCD GPIO EXP KEYPAD
MCP23008/MCP23S08
DS21919E-page 24
2007 Microchip Technology Inc.
2.1
DC Characteristics
Operating Conditions (unless otherwise indicated):
1.8V
≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +85°C (I-Temp)
4.5V
≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +125°C (E-Temp) (Note 1)
Param
No.
Characteristic
Sym
Min
Typ
Max
Units
Conditions
D001 Supply Voltage
VDD
1.8
5.5
V
D002 VDD Start Voltage to
Ensure Power-on
Reset
VPOR
—VSS
—V
D003 VDD Rise Rate to
Ensure Power-on
Reset
SVDD
0.05
V/ms Design guidance only.
Not tested.
D004 Supply Current
IDD
1
mA
SCL/SCK = 1 MHz
D005 Standby current
IDDS
——
1
A
2
A
4.5V - 5.5V @ +125
°C
Input Low-Voltage
D030 A0, A1 (TTL buffer)
VIL
VSS
—0.15 VDD
V
D031 CS, GPIO, SCL/SCK,
SDA, A2, RESET
(Schmitt Trigger)
VSS
—0.2 VDD
V
Input High-Voltage
D040 A0, A1
(TTL buffer)
VIH
0.25 VDD + 0.8
VDD
V
D041 CS, GPIO, SCL/SCK,
SDA, A2, RESET
(Schmitt Trigger)
0.8 VDD
—VDD
V
For entire VDD range.
Input Leakage Current
D060 I/O port pins
IIL
——
±1
A
VSS
≤ VPIN ≤ VDD
Output Leakage Current
D065 I/O port pins
ILO
——
±1
A
VSS
≤ VPIN ≤ VDD
D070 GPIO weak pull-up
current
IPU
40
75
115
A
VDD = 5V, GP Pins = VSS
–40°C
≤ TA ≤ +85°C
Output Low-Voltage
D080 GPIO
VOL
——
0.6
V
IOL = 8.5 mA, VDD = 4.5V
INT
0.6
V
IOL = 1.6 mA, VDD = 4.5V
SO, SDA
0.6
V
IOL = 3.0 mA, VDD = 1.8V
SDA
0.8
V
IOL = 3.0 mA, VDD = 4.5V
Output High-Voltage
D090 GPIO, INT, SO
VOH
VDD – 0.7
V
IOH = -3.0 mA, VDD = 4.5V
VDD – 0.7
IOH = -400 A, VDD = 1.8V
Capacitive Loading Specs on Output Pins
D101 GPIO, SO, INT
CIO
——
50
pF
D102 SDA
CB
400
pF
Note 1: This parameter is characterized, not 100% tested.
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