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参数资料
| 型号： | DS12CR887-5 |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | XO, clock |
| 英文描述： | RTC with Constant-Voltage Trickle Charger |
| 中文描述： | 1 TIMER(S), REAL TIME CLOCK, PDIP24 |
| 封装： | 0.700 INCH, ENCAPSULATED, DIP-24 |
| 文件页数： | 3/22页 |
| 文件大小： | 1093K |
| 代理商： | DS12CR887-5 |
D
RTC with Constant-Voltage Trickle Charger
_____________________________________________________________________
3
DC ELECTRICAL CHARACTERISTICS (DS12R885 Only)
(
V
CC
= 0V, V
BACKUP
= 3.2V
, T
A
= -40°C to +85°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
V
BACKUP
Current (OSC On);
T
A
= +25°C, V
BACKUP
= 3.0V
V
BACKUP
Current (Oscillator Off)
I
BACKUP2
(Note 7)
800
1000
nA
I
BACKUPDR
(Note 7)
100
nA
AC ELECTRICAL CHARACTERISTICS
(
V
CC
= 4.5V to 5.5V
, T
A
= -40°C to +85°C.) (Note 1)
PARAMETER
SYMBOL
t
CYC
PW
EL
PW
EH
t
R
, t
F
t
RWH
t
RWS
CONDITIONS
MIN
180
80
65
TYP
MAX
DC
UNITS
ns
ns
ns
ns
ns
ns
Cycle Time
Pulse Width, DS Low or R/
W
High
Pulse Width, DS High or R/
W
Low
Input Rise and Fall
R/
W
Hold Time
R/
W
Setup Time Before DS/E
30
0
10
Chip-Select Setup Time Before
DS or R/
W
t
CS
5
ns
Chip-Select Hold Time
Read-Data Hold Time
Write-Data Hold Time
Address Valid Time to AS Fall
Address Hold Time to AS Fall
Delay Time DS/E to AS Rise
Pulse Width AS High
Delay Time, AS to DS/E Rise
t
CH
t
DHR
t
DHW
t
ASL
t
AHL
t
ASD
PW
ASH
t
ASED
0
5
0
20
5
10
30
35
ns
ns
ns
ns
ns
ns
ns
ns
35
Output Data Delay Time from DS
or R/
W
t
DDR
(Note 8)
15
60
ns
Data Setup Time
Reset Pulse Width
IRQ
Release from DS
IRQ
Release from
RESET
t
DSW
t
RWL
t
IRDS
t
IRR
50
5
0
0
ns
μs
μs
μs
2
2
相关PDF资料 |
PDF描述 |
|---|---|
| DS12R885 | RTC with Constant-Voltage Trickle Charger |
| DS12R885-33 | RTC with Constant-Voltage Trickle Charger |
| DS12R885-5 | RTC with Constant-Voltage Trickle Charger |
| DS12R887 | RTC with Constant-Voltage Trickle Charger |
| DS12R887-33 | RTC with Constant-Voltage Trickle Charger |
相关代理商/技术参数 |
参数描述 |
|---|---|
| DS12CR887-5+ | 功能描述:实时时钟 RTC w/Constant V Trickle Charger RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS12R885-33 | 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK MULTIPLEXED 114BYTE - Bulk |
| DS12R885-5 | 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK MULTIPLEXED 114BYTE - Bulk |
| DS12R885S-33 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| DS12R885S-33/T&R | 制造商:Maxim Integrated Products 功能描述:REAL TIME CLOCK MULTIPLEXED 114BYTE 24SOIC W - Tape and Reel |
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