参数资料
型号: DS1215
厂商: DALLAS SEMICONDUCTOR
元件分类: XO, clock
英文描述: Using the Dallas Phantom Real Time Clocks(实时时钟芯片)
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDIP16
文件页数: 6/13页
文件大小: 64K
代理商: DS1215
APPLICATION NOTE 52
022394 6/13
RAM/TIME CHIP INTERFACE
Figure 1
CMOS STATIC RAM
ADD
DATA I/O
WE
OE
CE
DS1215
CEO
OE
WE
CEI
RST
BAT
1
X
1
BAT
2
X
2
V
CCO
D
Q
V
CCI
ROM/
RAM
+
+
BAT
1
BAT
2
1
2
32.768 KHz
4
14
13
11
3
12
10
9
7
6
15
+5 VDC
A0 – AN
DQ0–DQ7
CE
RST
OR TIE TO GND FOR
ONE-BATTERY
OPERATION
V
CC
WE
OE
16
ROM/TIME CHIP INTERFACE
Figure 2
ROM
ADD
DATA OUT
A2
OE
A0
DS1215
D
OE
WE
CEI
RST
BAT
1
X
1
BAT
2
X
2
CEO
Q
V
CCI
V
CCO
ROM/
RAM
+
+
BAT
1
BAT
2
1
2
32.768 KHz
4
14
13
11
3
12
6
9
16
7
10
+5 VDC
A0 – AN
D0 – D7
CE
RST
OR TIE TO GND FOR
ONE-BATTERY
OPERATION
CE
V
CC
OE
15
相关PDF资料
PDF描述
DS1216B SmartWatch/RAM 16K/64K(16K/64K位带实时时钟的掉电保护RAM插座)
DS1216C SmartWatch/RAM 16K/65K(16K/65K位带实时时钟的掉电保护RAM插座)
DS1216D(中文) Using the Dallas Phantom Real Time Clocks(256K/1M位带实时时钟的带掉电保护SRAM插座)
DS1216D Using the Dallas Phantom Real Time Clocks(256K/1M位带实时时钟的带掉电保护SRAM插座)
DS1216E SmartWatch/RAM 16K/66K(16K/66K带实时时钟的ROM或掉电保护RAM插座)
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