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鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� PIC16F874-04E/P
寤犲晢锛� Microchip Technology
鏂囦欢闋佹暩(sh霉)锛� 82/218闋�
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC MCU FLASH 4KX14 EE 40DIP
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 10
绯诲垪锛� PIC® 16F
鏍稿績铏曠悊鍣細 PIC
鑺珨灏哄锛� 8-浣�
閫熷害锛� 4MHz
閫i€氭€э細 I²C锛孲PI锛孶ART/USART
澶栧湇瑷�(sh猫)鍌欙細 娆犲妾㈡脯/寰�(f霉)浣�锛孭OR锛孭WM锛學DT
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绋嬪簭瀛樺劜(ch菙)鍣ㄥ閲忥細 7KB锛�4K x 14锛�
绋嬪簭瀛樺劜(ch菙)鍣ㄩ鍨嬶細 闁冨瓨
EEPROM 澶�?銆�?/td> 128 x 8
RAM 瀹归噺锛� 192 x 8
闆诲 - 闆绘簮 (Vcc/Vdd)锛� 4 V ~ 5.5 V
鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涘櫒锛� A/D 8x10b
鎸暕鍣ㄥ瀷锛� 澶栭儴
宸ヤ綔婧害锛� -40°C ~ 125°C
灏佽/澶栨锛� 40-DIP锛�0.600"锛�15.24mm锛�
鍖呰锛� 绠′欢
鍏跺畠鍚嶇ū锛� PIC16F87404E/P
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PIC16F87X
DS30292C-page 170
2001 Microchip Technology Inc.
TABLE 15-7:
SPI MODE REQUIREMENTS
FIGURE 15-17:
I2C BUS START/STOP BITS TIMING
Param
No.
Symbol
Characteristic
Min
Typ
Max
Units
Conditions
70*
TssL2scH,
TssL2scL
SS
鈫� to SCK鈫� or SCK鈫� input
Tcy
鈥斺€�
ns
71*
TscH
SCK input high time (Slave mode)
TCY + 20
鈥斺€�
ns
72*
TscL
SCK input low time (Slave mode)
TCY + 20
鈥斺€�
ns
73*
TdiV2scH,
TdiV2scL
Setup time of SDI data input to SCK edge
100
鈥斺€�
ns
74*
TscH2diL,
TscL2diL
Hold time of SDI data input to SCK edge
100
鈥斺€�
ns
75*
TdoR
SDO data output rise time
Standard(F)
Extended(LF)
鈥�
10
25
50
ns
76*
TdoF
SDO data output fall time
鈥�
10
25
ns
77*
TssH2doZ
SS
鈫� to SDO output hi-impedance
10
鈥�
50
ns
78*
TscR
SCK output rise time (Master mode) Standard(F)
Extended(LF)
鈥�
10
25
50
ns
79*
TscF
SCK output fall time (Master mode)
鈥�
10
25
ns
80*
TscH2doV,
TscL2doV
SDO data output valid after SCK
edge
Standard(F)
Extended(LF)
鈥�
50
145
ns
81*
TdoV2scH,
TdoV2scL
SDO data output setup to SCK edge
Tcy
鈥斺€�
ns
82*
TssL2doV
SDO data output valid after SS
鈫� edge
鈥斺€�
50
ns
83*
TscH2ssH,
TscL2ssH
SS
鈫� after SCK edge
1.5TCY + 40
鈥斺€�
ns
*
These parameters are characterized but not tested.
Data in "Typ" column is at 5V, 25掳C unless otherwise stated. These parameters are for design guidance only and are
not tested.
Note: Refer to Figure 15-5 for load conditions.
91
93
SCL
SDA
START
Condition
STOP
Condition
90
92
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