参数资料
| 型号： | MCP7940MT-I/SN |
| 厂商： | Microchip Technology |
| 文件页数： | 4/19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) |
Micrel, Inc.
SY69754AL
August 2007
12
M9999-082107-E
hbwhelp@micrel.com or (408) 955-1690
Bill of Materials (DC-Coupled)
Item
Part Number
Manufacturer
Description
Qty.
C6
293D685X0025B2T
Vishay
(1)
6.8F, 25V, Tantalum Capacitor, Size B
1
C7
VJ206Y103JXJAT
Vishay
(1)
0.01F Ceramic Capacitor, Size 1206, X7R Dielectric
1
C10, C11
VJ0603Y105JXJAT
Vishay
(1)
1.0F Ceramic Capacitor, Size 0603, X7R Dielectric
2
C12-C15,
C18, C19,
C27, C28
VJ0402Y104JXJAT
Vishay
(1)
0.1F Ceramic Capacitor, Size 0402, X7R Dielectric
8
C20-C26
VJ0402Y104JXJAT
Vishay
(1)
0.01F Ceramic Capacitor, Size 1206, X7R Dielectric
7
D1
P301-ND
Panasonic
(2)
LED Diode, T-1 3/4, Red Clear
1
D2
P300-ND/P301-ND
Vishay
(1)
T-1 3/4, Red LED
1
J2, J3, J4,
J6
111-0702-001
Johnson
Components
(3)
Red, Insulated Thumb Nut Binding Post
(Jumped Together)
4
J5
BLM21A102F
Johnson
Components
(3)
Black, Insulated Thumb Nut Binding Post, GND
(Jumped to VEE)
1
Q1
459-2598-5-ND
NTE
(5)
2N2222A Buffer/Driver Transistor, NPN
1
R1
CRCW04023500F
Vishay
(1)
350 Resistor, 2%, Size 0402
1
R2
CRCW04026800F
Vishay
(1)
680 Resistor, 2%, Size 0402
1
R3, R8,
R9, R10
CRCW04021001F
Vishay
(1)
1k Pull-up Resistor, 2%, Size 1206
4
R15, R16,
R30, R32
CRCW04021820F
Vishay
(1)
182 Resistor, 2%, Size 0402
10
R21
CRCW06031300F
Vishay
(1)
130 Resistor, 2%, Size 0603
1
R22
CRCW04021820F
Vishay
(1)
12.1k Resistor, 2%, Size 1206
1
R23, R24
CRCW04022825F
Vishay
(1)
82 Resistor, 2%, Size 0402
2
R27
CRCW0402OOR0F
Vishay
(1)
0 Resistor, 2%, Size 0402
1
R31
CRCW04025000F
Vishay
(1)
50 Resistor, 2%, Size 0402
1
SMA1-
SMA10
142-0701-851
Johnson
Components
(3)
End Launch SMA Jack
10
SP1-SP6
Solder Jump Option
6
SW1
CT2068-ND
CTS
(6)
8-Position, Top Actuated Slide Dip Switch
1
U1
SY69754AL
Micrel, Inc.
(7)
Low-Power 3.3V 622Mbps Clock and Data Recovery
1
U2
SY89322V
Micrel, Inc.
(7)
3.3/5V Dual LVTTL/LVCMOS-to-Differential LVPECL
Translator
1
Notes:
1. Vishay: www.vishay.com.
2. Panasonic: www.panasonic.com.
3. Johnson Components: www.johnson-components.com.
4. Murata: www.murata.com.
5. NTE: www.nte.com.
6. CTS: www.cts.com.
7. Micrel, Inc: www.micrel.com.
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