參數(shù)資料
型號(hào)： CXP85112BQ
廠商： Sony Corporation
元件分類： 8位微控制器
英文描述： 8-BIT MICROCONTROLLER
中文描述： 8位微控制器
文件頁(yè)數(shù)： 16/20頁(yè)
文件大?。?/td> 259K
代理商： CXP85112BQ
– 16 –
CXP85112B/85116B, CXP85220A/85224A/85228A/85232A
(6) I
2
C bus timing
(Ta = –20 to +75°C, V
DD
= 4.5 to 5.5V, Vss = 0V reference)
Item
SCL clock frequency
Bus free time prior to transfer start
Transfer start hold time
Clock Low level width
Clock High level width
Setup time during repetitive transfer
Data hold time
Data setup time
SDA, SCL rise time
SDA, SCL fall time
Transfer end setup time
1
The data hold time does not take into consideration SCL rise time (300ns max.). Ensure that the data hold
time exceeds 300ns.
f
SLC
t
BUF
t
HD; STA
t
LOW
t
HIGH
t
SU; STA
t
HD; DAT
t
SU; DAT
t
R
t
F
t
SU; STO
SCL
SDA, SCL
SDA, SCL
SCL
SCL
SDA, SCL
SDA, SCL
SDA, SCL
SDA, SCL
SDA, SCL
SDA, SCL
0
4.7
4.0
4.7
4.0
4.7
0
1
250
4.7
100
1
300
kHz
μs
μs
μs
μs
μs
μs
ns
μs
ns
μs
Symbol
Pins
Conditions
Min.
Max.
Unit
Fig. 9. I
2
C bus transfer timing
P
St
t
SU; STO
t
SU; STA
t
HD; STA
t
SU; DAT
t
HIGH
t
HD; DAT
t
F
t
R
t
LOW
t
HD; STA
S
P
t
BUF
SDA
SCL
Fig. 10. Recommended circuit example for I
2
C device
I
2
C device
I
2
C device
R
S
R
S
R
S
R
S
R
P
R
P
SDA0
(or SDA1)
SCL0
(or SCL1)
Pull-up resistors (R
P
) must be connected to SDA0 (or SDA1) and SCL0 (or SCL1).
Serial resistance (Rs = 300
and under) of SDA0 (or SDA1) and SCL0 (or SCL1) reduces spike noise
caused by CRT flashover.
相關(guān)PDF資料
PDF描述
CXP85112BS 8-BIT MICROCONTROLLER
CXP85116BQ 8-BIT MICROCONTROLLER
CXP85232AS 8-BIT MICROCONTROLLER
CXP85200A-U01Q 8-BIT MICROCONTROLLER
CXP85200A-U01S 8-BIT MICROCONTROLLER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CXP85112BS 制造商:Sony Batteries 功能描述:8-BIT, MROM, 4.5 MHZ, MICROCONTROLLER, PDIP64
CXP85116B 制造商:SONY 制造商全稱:Sony Corporation 功能描述:CMOS 8-bit Single-chip Microcomputer
CXP-85116B 制造商:SONY 制造商全稱:Sony Corporation 功能描述:CMOS 8-bit Single-chip Microcomputer
CXP85116BQ 制造商:SONY 制造商全稱:Sony Corporation 功能描述:8-Bit Microcontroller
CXP85116BS 制造商:SONY 制造商全稱:Sony Corporation 功能描述:8-Bit Microcontroller
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