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| 型號(hào)： | 935262056518 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類(lèi)： | 尋呼電路 |
| 英文描述： | TELECOM, PAGING DECODER, PQFP32 |
| 封裝： | 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, SOT-358-1, LQFP-32 |
| 文件頁(yè)數(shù)： | 45/76頁(yè) |
| 文件大小： | 301K |
| 代理商： | 935262056518 |
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1999 Apr 12
5
Philips Semiconductors
Product specication
FLEX
roaming decoder II
PCD5013
7
PINNING
Notes
1. These test outputs may be either left unconnected or connected to VSS in the application.
2. For a 160 kHz oscillator either a 38.4 or a 40 kHz output frequency can be selected. See Section 8.4.4.
SYMBOL
PIN
I/O
DESCRIPTION
TOUT0
1
O
3-state test output; note 1
OSCPD
2
I
internal oscillator power-down; connected to VSS when using the internal oscillator,
connected to VDD when using an external source
VDD1
3
supply voltage
TEST2
4
I
manufacturing test mode input pin; has to be connected to VSS
XTAL
5
O
76.8 or 160 kHz crystal oscillator output
EXTAL
6
I
76.8 or 160 kHz crystal oscillator input or external clock input
VSS1
7
ground supply
TEST3
8
I
manufacturing test mode input pin; has to be connected to VSS
TOUT3
9
O
3-state test output; note 1
LOBAT
10
I
low battery voltage detect input
EXTS1
11
I
most signicant bit (MSB) of the symbol currently being decoded
EXTS0
12
I
least signicant bit (LSB) of the symbol currently being decoded
VDD2
13
supply voltage
SYMCLK
14
O
recovered symbol clock output
S7
15
O
receiver control output port, 3-state
S6
16
O
receiver control output port, 3-state
TOUT2
17
O
3-state test output; note 1
S5
18
O
receiver control output port, 3-state
S4
19
O
receiver control output port, 3-state
S3
20
O
receiver control output port, 3-state
S2
21
O
receiver control output port, 3-state
S1
22
O
receiver control output port, 3-state
S0/IFIN
23
I/O
receiver control output port, 3-state when using external demodulator; limited
IF input 455 or 140 kHz when using internal demodulator
RESET
24
I
active LOW reset input
TOUT1
25
O
3-state test output; note 1
READY
26
O
output driven LOW when the PCD5013 is ready for an SPI packet
SS
27
I
slave select input for SPI communications
SCK
28
I
serial clock input for SPI communications
VSS2
29
ground supply
MOSI
30
I
data input for SPI communications
MISO
31
O
data output for SPI communications, 3-state
CLKOUT
32
O
38.4 kHz clock output (derived from 76.8 kHz oscillator); note 2
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