参数资料
型号: MCP7940MT-I/SN
厂商: Microchip Technology
文件页数: 12/19页
文件大小: 0K
描述: IC RTCC I2C 64B SRAM 8-SOIC
标准包装: 3,300
类型: 时钟/日历
特点: 警报器,闰年,方波输出,SRAM
存储容量: 64B
时间格式: HH:MM:SS(12/24 小时)
数据格式: YY-MM-DD-dd
接口: I²C,2 线串口
电源电压: 1.8 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOICN
包装: 带卷 (TR)
2010 Microchip Technology Inc.
DS22248A-page 25
MCP4901/4911/4921
FIGURE 5-1:
Write Command for MCP4921 (12-bit DAC).
FIGURE 5-2:
Write Command for MCP4911 (10-bit DAC). Note: X are don’t care bits.
FIGURE 5-3:
Write Command for MCP4901(8-bit DAC). Note: X are don’t care bits.
SDI
SCK
CS
0
2
1
GA SHDN D11 D10
config bits
12 data bits
LDAC
3
4
D9
5
6
7
D8 D7 D6
8
9
10
12
D5
D4 D3 D2 D1 D0
11
13 14
15
VOUT
(Mode 1,1)
(Mode 0,0)
BUF
0
SDI
SCK
CS
0
2
1
GA SHDN D9
D8
config bits
12 data bits
LDAC
3
4
D7
5
6
7
D6 D5 D4
8
9
10
12
D3
D2 D1 D0
X
11
13 14
15
VOUT
(Mode 1,1)
(Mode 0,0)
BUF
0
SDI
SCK
CS
0
2
1
GA SHDN
config bits
12 data bits
LDAC
3
4
5
6
7
X
D7
D6
8
9
10
12
D5
D4
D3 D2 D1 D0
11
13 14
15
VOUT
(Mode 1,1)
(Mode 0,0)
XX
X
BUF
0
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