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鍙冩暩(sh霉)璩囨枡
| 鍨嬭櫉锛� | MCP23008-E/SS |
| 寤犲晢锛� | Microchip Technology |
| 鏂囦欢闋佹暩(sh霉)锛� | 24/44闋� |
| 鏂囦欢澶у皬锛� | 0K |
| 鎻忚堪锛� | IC I/O EXPANDER I2C 8B 20SSOP |
| 鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″锛� | GPIO Expanders |
| 妯欐簴鍖呰锛� | 67 |
| 鎺ュ彛锛� | I²C |
| 杓稿叆/杓稿嚭鏁�(sh霉)锛� | 8 |
| 涓柗杓稿嚭锛� | 鏄� |
| 闋荤巼 - 鏅傞悩锛� | 1.7MHz |
| 闆绘簮闆诲锛� | 1.8 V ~ 5.5 V |
| 宸ヤ綔婧害锛� | -40°C ~ 125°C |
| 瀹夎椤炲瀷锛� | 琛ㄩ潰璨艰 |
| 灏佽/澶栨锛� | 20-SSOP锛�0.209"锛�5.30mm 瀵級 |
| 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 | 20-SSOP |
| 鍖呰锛� | 绠′欢 |
| 鍖呮嫭锛� | POR |
| 鐢�(ch菐n)鍝佺洰閷勯爜闈細 | 684 (CN2011-ZH PDF) |
| 閰嶇敤锛� | GPIODM-KPLCD-ND - BOARD DEMO LCD GPIO EXP KEYPAD |
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MCP23008/MCP23S08
DS21919E-page 30
2007 Microchip Technology Inc.
FIGURE 2-7:
GPIO AND INT TIMING
9
Clock Low Time
TLO
90
鈥�
ns
1.8V 鈥� 5.5V (I-Temp)
45
鈥�
ns
2.7V 鈥� 5.5V (I-Temp)
45
鈥�
ns
4.5V 鈥� 5.5V (E-Temp)
10
Clock Delay Time
TCLD
50
鈥�
ns
11
Clock Enable Time
TCLE
50
鈥�
ns
12(2)
Output Valid from Clock Low
TV
鈥�
90
ns
1.8V 鈥� 5.5V (I-Temp)
鈥�
45
ns
2.7V 鈥� 5.5V (I-Temp)
鈥�
45
ns
4.5V 鈥� 5.5V (E-Temp)
13
Output Hold Time
THO
0鈥�
鈥�
ns
14
Output Disable Time
TDIS
鈥斺€�
100
ns
TABLE 2-3:
SPI INTERFACE AC CHARACTERISTICS (CONTINUED)
SPI Interface AC Characteristics
Operating Conditions (unless otherwise indicated):
1.8V
鈮� VDD 鈮� 5.5V at -40掳C 鈮� TA 鈮� +85掳C (I-Temp)
4.5V
鈮� VDD 鈮� 5.5V at -40掳C 鈮� TA 鈮� +125掳C (E-Temp) (Note 1)
Param
No.
Characteristic
Sym
Min
Typ
Max
Units
Conditions
Note 1: This parameter is characterized, not 100% tested.
2: TV = 90 ns (max) when address pointer rolls over from address 0x0A to 0x00.
50
SCL/SCK
SDA/SI
In
GPn
Pin
D0
D1
LSb of data byte zero
during a write or read
INT
Pin
INT pin active
51
command, depending
on parameter.
Output
GPn
Pin
Input
inactive
53
52
Register
Loaded
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