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参数资料
| 型号： | 85C92 |
| 厂商： | Microchip Technology Inc. |
| 英文描述： | 4K CMOS Serial EEPROM(4K位,5.0V CMOS串行EEPROM) |
| 中文描述： | 4K的的CMOS串行EEPROM（4K的位和5.0V的CMOS串行EEPROM的） |
| 文件页数： | 3/8页 |
| 文件大小： | 105K |
| 代理商： | 85C92 |
1995 Microchip Technology Inc.
DS11182C-page 3
85C72/82/92
TABLE 1-3:
AC CHARACTERISTICS
Parameter
Symbol
Min
Typ
Max
Units
Remarks
Clock frequency
F
CLK
—
—
100
kHz
Clock high time
T
HIGH
4000
—
—
ns
Clock low time
T
LOW
4700
—
—
ns
SDA and SCL rise time
T
R
—
—
1000
ns
SDA and SCL fall time
T
F
—
—
300
ns
START condition hold time
T
HD:STA
4000
—
—
ns
After this period the first
clock pulse is generated
START condition setup time
T
SU:STA
4700
—
—
ns
Only relevant for repeated
START condition
Data input hold time
T
HD
:
DAT
0
—
—
ns
Data input setup time
T
SU
:
DAT
250
—
—
ns
Data output delay time
T
PD
300
—
3500
ns
Note 1
STOP condition setup time
T
SU
:
STO
4700
—
—
ns
Bus free time
T
BUF
4700
—
—
ns
Time the bus must be free
before a new transmission
can start
Input filter time constant
(SDA and SCL pins)
T
I
—
—
100
ns
Program cycle time
T
WC
—
.4
.4N
1
N
ms
ms
Byte Mode
Page Mode, N = # of bytes
to be written
Note 1: As transmitter the device must provide this internal minimum delay time to bridge the undefined region (min-
imum 300 ns) of the falling edge of SCL to avoid unintended generation of START or STOP conditions.
FIGURE 1-2:
BUS TIMING DATA
SU:STA
t
HD:STA
t
F
t
LOW
t
HIGH
t
R
t
SU:STO
t
BUF
t
t
AA
t
SDA
OUT
SDA
IN
SCL
HD:DAT
t
SU:DAT
t
AA
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 85C92/J | 制造商:未知厂家 制造商全称:未知厂家 功能描述:I2C Serial EEPROM |
| 85C92/P | 制造商:未知厂家 制造商全称:未知厂家 功能描述:I2C Serial EEPROM |
| 85C92/SL | 制造商:未知厂家 制造商全称:未知厂家 功能描述:I2C Serial EEPROM |
| 85C92/SM | 制造商:未知厂家 制造商全称:未知厂家 功能描述:I2C Serial EEPROM |
| 85C92/SN | 制造商:未知厂家 制造商全称:未知厂家 功能描述:I2C Serial EEPROM |
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