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參數(shù)資料
| 型號： | PT7C4337PE |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Real-time Clock Module (I2C Bus) |
| 中文描述： | 實(shí)時時鐘模塊（I2C總線） |
| 文件頁數(shù)： | 21/25頁 |
| 文件大小： | 640K |
| 代理商： | PT7C4337PE |
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AC Electrical Characteristics
Sym
Description
V
HM
Rising and falling threshold voltage high
V
HL
Rising and falling threshold voltage low
Over the operating range
Symbol
Item
f
SCL
SCL clock frequency
t
SU;STA
START condition set-up time
t
HD;STA
START condition hold time
t
SU;DAT
Data set-up time (RTC read/write)
t
HD;DAT1
Data hold time (RTC write)
t
HD;DAT2
Data hold time (RTC read)
t
SU;STO
STOP condition setup time
t
BUF
Bus idle time between a START and STOP condition
t
LOW
When SCL = "L"
t
HIGH
When SCL = "H"
t
r
Rise time for SCL and SDA
t
f
Fall time for SCL and SDA
t
SP
*
Allowable spike time on bus
C
B
Capacitance load for each bus line
* Note:
only reference for design
PT0205(02/07)
Ver: 1
21
Data Sheet
PT7C4337
Real-time Clock Module (I
2
C Bus)
Value
0.8 V
CC
0.2 V
CC
Unit
V
V
Min.
0.6
0.6
200
35
0
0.6
1.3
1.3
0.6
Typ.
Max.
400
0.3
0.3
50
400
Unit
kHz
μ
s
μ
s
ns
ns
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
ns
pF
Signal
t
f
t
r
V
HM
V
LM
S
Sr
P
t
HD;STA
t
SP
t
SU;DAT
t
HD;STA
t
HD;DAT
t
SU;STA
t
SU;STO
SCL
SDA
t
BUF
t
HD;STA
t
SU;STA
f
SCL
t
LOW
t
HIGH
Sr
S
P
Start condition
Restart condition
Stop condition
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| PT7C4337UE | 制造商:Pericom Semiconductor Corporation 功能描述: |
| PT7C4337WE | 制造商:Pericom Semiconductor Corporation 功能描述:1.8V - 5.5V, REA TIME CLOCK, 12C BUS, ALARM/CLOCK OUTPUT - Bulk |
| PT7C4337WEX | 功能描述:IC RTC ALARM 8SOIC RoHS:是 類別:集成電路 (IC) >> 時鐘/計(jì)時 - 實(shí)時時鐘 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:時鐘/日歷 特點(diǎn):警報(bào)器，閏年，監(jiān)控器，監(jiān)視計(jì)時器 存儲容量:- 時間格式:HH:MM:SS（12/24 小時） 數(shù)據(jù)格式:YY-MM-DD-dd 接口:I²C，2 線串口 電源電壓:2.7 V ~ 5.5 V 電壓 - 電源，電池:1.8 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:14-TSSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:14-TSSOP 包裝:帶卷 (TR) |
| PT7C433833UEX | 制造商:Pericom Semiconductor Corporation 功能描述:RESET IC |
| PT7C433833WE | 制造商:Pericom Semiconductor Corporation 功能描述: |
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