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鍙冩暩(sh霉)璩囨枡
| 鍨嬭櫉(h脿o)锛� | MCP23017-E/SS |
| 寤犲晢锛� | Microchip Technology |
| 鏂囦欢闋�(y猫)鏁�(sh霉)锛� | 26/48闋�(y猫) |
| 鏂囦欢澶у皬锛� | 0K |
| 鎻忚堪锛� | IC I/O EXPANDER I2C 16B 28SSOP |
| 鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″锛� | GPIO Expanders |
| 妯�(bi膩o)婧�(zh菙n)鍖呰锛� | 47 |
| 鎺ュ彛锛� | I²C |
| 杓稿叆/杓稿嚭鏁�(sh霉)锛� | 16 |
| 涓柗杓稿嚭锛� | 鏄� |
| 闋荤巼 - 鏅�(sh铆)閻橈細 | 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�(l猫i)鍨嬶細 | 琛ㄩ潰璨艰 |
| 灏佽/澶栨锛� | 28-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 | 28-SSOP |
| 鍖呰锛� | 绠′欢 |
| 鐢�(ch菐n)鍝佺洰閷勯爜(y猫)闈細 | 684 (CN2011-ZH PDF) |
| 閰嶇敤锛� | MCP23X17EV-ND - BOARD EVAL FOR MCP23X17 GPIODM-KPLCD-ND - BOARD DEMO LCD GPIO EXP KEYPAD |
绗�1闋�(y猫)绗�2闋�(y猫)绗�3闋�(y猫)绗�4闋�(y猫)绗�5闋�(y猫)绗�6闋�(y猫)绗�7闋�(y猫)绗�8闋�(y猫)绗�9闋�(y猫)绗�10闋�(y猫)绗�11闋�(y猫)绗�12闋�(y猫)绗�13闋�(y猫)绗�14闋�(y猫)绗�15闋�(y猫)绗�16闋�(y猫)绗�17闋�(y猫)绗�18闋�(y猫)绗�19闋�(y猫)绗�20闋�(y猫)绗�21闋�(y猫)绗�22闋�(y猫)绗�23闋�(y猫)绗�24闋�(y猫)绗�25闋�(y猫)鐣�(d膩ng)鍓嶇26闋�(y猫)绗�27闋�(y猫)绗�28闋�(y猫)绗�29闋�(y猫)绗�30闋�(y猫)绗�31闋�(y猫)绗�32闋�(y猫)绗�33闋�(y猫)绗�34闋�(y猫)绗�35闋�(y猫)绗�36闋�(y猫)绗�37闋�(y猫)绗�38闋�(y猫)绗�39闋�(y猫)绗�40闋�(y猫)绗�41闋�(y猫)绗�42闋�(y猫)绗�43闋�(y猫)绗�44闋�(y猫)绗�45闋�(y猫)绗�46闋�(y猫)绗�47闋�(y猫)绗�48闋�(y猫)
MCP23017/MCP23S17
DS21952B-page 32
2007 Microchip Technology Inc.
FIGURE 2-5:
SPI INPUT TIMING
109
Output Valid From Clock:
TAA
100 kHz mode
鈥�
3.45
s
1.8V鈥�5.5V (I-Temp)
400 kHz mode
鈥�
0.9
s
2.7V鈥�5.5V (I-Temp)
1.7 MHz mode
鈥�
0.18
s
4.5V鈥�5.5V (E-Temp)
110
Bus Free Time:
TBUF
100 kHz mode
4.7
鈥�
s
1.8V鈥�5.5V (I-Temp)
400 kHz mode
1.3
鈥�
s
2.7V鈥�5.5V (I-Temp)
1.7 MHz mode
N/A
鈥�
N/A
s
4.5V 鈥� 5.5V (E-Temp)
Bus Capacitive Loading:
CB
100 kHz and 400 kHz
鈥�
400
pF
1.7 MHz
鈥�
100
pF
Input Filter Spike Suppression
(SDA and SCL)
TSP
100 kHz and 400 kHz
鈥�
50
ns
1.7 MHz
鈥�
10
ns
Spike suppression off
TABLE 2-2:
I2C BUS DATA REQUIREMENTS (CONTINUED)
I2C 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)
RPU (SCL, SDA) = 1 k
惟, CL (SCL, SDA) = 135 pF
Param
No.
Characteristic
Sym
Min
Typ
Max Units
Conditions
Note 1: This parameter is characterized, not 100% tested.
2: CB is specified to be from 10 to 400 pF.
CS
SCK
SI
SO
1
5
4
7
6
3
10
2
LSB in
MSB in
High-Impedance
11
Mode 1,1
Mode 0,0
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