参数资料
型号: LP5521TMEV
厂商: National Semiconductor
文件页数: 3/44页
文件大小: 0K
描述: EVAL BOARD FOR LP5521
标准包装: 1
系列: *
其它名称: Q5109809
SNVS441F – JANUARY 2007 – REVISED FEBRUAY 2013
PIN DESCRIPTIONS LP5521TM
Pin #
1A
1B
1C
1D
1E
2A
2B
2C
2D
2E
3A
3B
3C
3D
3E
4A
4B
4C
4D
4E
Name
B
G
R
SCL
SDA
VOUT
ADDR_SEL1
ADDR_SEL0
GPO
EN
CFLY2N
CFLY1N
GND
CLK_32K
INT
CFLY2P
CFLY1P
VDD
GND
TRIG
Type (1)
A
A
A
I
I/OD
A
I
I
O
I
A
A
G
I
OD/O
A
A
P
G
I/OD
Description
Current source output
Current source output
Current source output
I 2 C Serial interface clock input
I 2 C Serial interface data input/output
Charge pump output
I 2 C address select input
I 2 C address select input
General purpose output
Chip enable
Negative terminal of charge pump fly capacitor 2
Negative terminal of charge pump fly capacitor 1
Ground
32 kHz clock input
Interrupt output / General Purpose Output
Positive terminal of charge pump fly capacitor 2
Positive terminal of charge pump fly capacitor 1
Power supply pin
Ground
Trigger input/output
(1)
A: Analog Pin, G: Ground Pin, P: Power Pin, I: Input Pin, I/O: Input/Output Pin, O: Output Pin, OD: Open Drain Pin
PIN DESCRIPTIONS LP5521YQ
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Name
CFLY2P
CFLY1P
VDD
GND
CLK_32K
INT
TRIG
SDA
EN
SCL
GPO
R
G
B
ADDR_SEL0
ADDR_SEL1
VOUT
CFLY2N
Type (1)
A
A
P
G
I
OD/O
I/OD
N/C
N/C
N/C
N/C
N/C
I/OD
I
I
O
A
A
A
I
I
A
A
Description
Positive terminal of charge pump fly capacitor 2
Positive terminal of charge pump fly capacitor 1
Power supply pin
Ground
32 kHz clock input
Interrupt output / General purpose output
Trigger input/output
I 2 C Serial interface data input/output
Chip enable
I 2 C Serial interface clock input
General purpose output
Current source output
Current source output
Current source output
I 2 C address select input
I 2 C address select input
Charge pump output
Negative terminal of charge pump fly capacitor 2
(1)
A: Analog Pin, G: Ground Pin, P: Power Pin, I: Input Pin, I/O: Input/Output Pin, O: Output Pin, OD: Open Drain Pin
Copyright ? 2007–2013, Texas Instruments Incorporated
Product Folder Links: LP5521
3
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