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参数资料
| 型号： | FAN5355UC07X |
| 厂商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 1.8 A SWITCHING CONTROLLER, 3350 kHz SWITCHING FREQ-MAX, PBGA12 |
| 封装： | 2.23 X 1.46 MM, 0.50 MM PITCH, GREEN, WLCSP-12 |
| 文件页数： | 26/27页 |
| 文件大小： | 1995K |
| 代理商： | FAN5355UC07X |
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2008 Fairchild Semiconductor Corporation
8
www.fairchildsemi.com
FAN5355 Rev. 1.0.4
FA
N
5355
—
1A
/
0.8A
,3M
hz.
D
igit
a
lly
Prog
rammabl
e
TinyB
u
ck
TM
Regulator
I2C Timing Specifications
Guaranteed by design.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
Standard mode
100
kHz
Fast mode
400
kHz
High-Speed mode, CB < 100pF
3400
kHz
fSCL
SCL Clock Frequency
High-Speed mode, CB < 400pF
1700
kHz
Standard mode
4.7
μs
tBUF
Bus-free Time between STOP and
START Conditions
Fast mode
1.3
μs
Standard mode
4
μs
Fast mode
600
ns
tHD;STA
START or Repeated START Hold
Time
High-Speed mode
160
ns
Standard mode
4.7
μs
Fast mode
1.3
ns
High-Speed mode, CB < 100pF
160
ns
tLOW
SCL LOW Period
High-Speed mode, CB < 400pF
320
ns
Standard mode
4
μs
Fast mode
600
ns
High-Speed mode, CB < 100pF
60
ns
tHIGH
SCL HIGH Period
High-Speed mode, CB < 400pF
120
ns
Standard mode
4.7
μs
Fast mode
600
ns
tSU;STA
Repeated START Setup Time
High-Speed mode
160
ns
Standard mode
250
ns
Fast mode
100
ns
tSU;DAT
Data Setup Time
High-Speed mode
10
ns
Standard mode
0
3.45
μs
Fast mode
0
900
ns
High-Speed mode, CB < 100pF
0
70
ns
tHD;DAT
Data Hold Time
(9)
High-Speed mode, CB < 400pF
0
150
ns
Standard mode
20+0.1CB
1000
ns
Fast mode
20+0.1CB
300
ns
High-Speed mode, CB < 100pF
10
80
ns
tRCL
SCL Rise Time
High-Speed mode, CB < 400pF
20
160
ns
Standard mode
20+0.1CB
300
ns
Fast mode
20+0.1CB
300
ns
High-Speed mode, CB < 100pF
10
40
ns
tFCL
SCL Fall Time
High-Speed mode, CB < 400pF
20
80
ns
Standard mode
20+0.1CB
1000
ns
Fast mode
20+0.1CB
300
ns
High-Speed mode, CB < 100pF
10
80
ns
tRDA
tRCL1
SDA Rise Time
Rise Time of SCL After a Repeated
START Condition and After ACK Bit
High-Speed mode, CB < 400pF
20
160
ns
Standard mode
20+0.1CB
300
ns
Fast mode
20+0.1CB
300
ns
High-Speed mode, CB < 100pF
10
80
ns
tFDA
SDA Fall Time
High-Speed mode, CB < 400pF
20
160
ns
Standard mode
4
μs
Fast mode
600
ns
tSU;STO
Stop Condition Setup Time
High-Speed mode
160
ns
CB
Capacitive Load for SDA and SCL
400
pF
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