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參數(shù)資料
| 型號： | DS1689 |
| 廠商： | DALLAS SEMICONDUCTOR |
| 元件分類： | Timer or RTC |
| 英文描述： | 1 TIMER(S), REAL TIME CLOCK, PDIP28 |
| 封裝： | 0.600 INCH, DIP-28 |
| 文件頁數(shù)： | 16/32頁 |
| 文件大?。?/td> | 376K |
| 代理商： | DS1689 |
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DS1689/DS1693
23 of 32
DC ELECTRICAL CHARACTERISTICS
(0°C to 70°C; VCC = 2.7V to 4.0V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Average VCC Power Supply Current
ICC1
5
10
mA
2, 3
CMOS Standby Current ( CS =VCC-0.2V)
ICC2
0.5
2
mA
2, 3
Input Leakage Current (any input)
IIL
-1
+1
A
CEI
Input Leakage
I
CEI
-160
+1
A
15
PSEL Input Leakage
IPSEL
+1
-160
A
16
Output Leakage Current
IOL
+160
-1
A
8
Output Logic 1 Voltage (IOUT = 0.4 mA)
VOH
2.4
V
Output Logic 0 Voltage (IOUT = 0.8 mA)
VOL
0.4
V
Output Voltage
VCCO1
VCC
-0.3
V
4
Output Current
ICCO1
50
mA
4
Power-Fail Trip Point
VPF
2.5
2.6
2.7
V
5
Output Voltage
VCCO2
VBAT
-0.3
V
6
Output Current
ICCO2
100
A
6
Battery Leakage OSC ON
IBAT1
500
1000
nA
Battery Leakage OSC OFF
IBAT2
50
150
nA
17
I/O Leakage
ILO
-1
+1
A
7
PWR
Output @ 0.4V
IOLPWR
4
mA
1
CEI
to CEO Impedance
ZCE
120
12
RTC AC TIMING CHARACTERISTICS
(0
°C to 70°C; V
CC = 2.7V to 4.0V)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
Cycle Time
tCYC
915
DC
ns
Pulse Width, RD / WR Low
PWRWL
375
ns
Pulse Width, RD / WR High
PWRWH
450
ns
Input Rise and Fall Time
tR, tF
30
ns
Chip Select Setup Time Before WR , or RD
tCS
75
ns
Chip Select Hold Time
tCH
0
ns
Read Data Hold Time
tDHR
10
120
ns
Write Data Hold Time
tDHW
0
ns
Muxed Address Valid Time to ALE Fall
tASL
90
ns
Muxed Address Hold Time from ALE Fall
tAHL
30
ns
RD
or WR High Setup to ALE Rise
tASD
30
ns
Pulse Width ALE High
PWASH
180
ns
ALE Low Setup to RD or WR Fall
tASED
120
ns
Output Data Delay Time from RD
tDDR
20
370
ns
9
Data Setup Time
tDSW
180
ns
IRQ
Release from RD
tIRD
2
s
CEI
to CEO Delay
tCED
20
ns
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1689_05 | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Serialized Real-Time Clocks with NV RAM Control |
| DS1689S | 功能描述:實(shí)時時鐘 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時間格式:HH:MM:SS RTC 存儲容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| DS1689S/R | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Serialized Real-Time Clocks with NV RAM Control |
| DS1689S/T | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:3V/5V Serialized Real-Time Clocks with NV RAM Control |
| DS1689S/T&R | 制造商:Rochester Electronics LLC 功能描述: |
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