PE3238
Product Specification
Figure 2. Pin Configurations (Top View)
Figure 3. Package Type
44-lead PLCC
6
5
4
3
2
1
44 43 42 41 40
D0, M0
D1, M1
fc
V
7
8
39
38
37
36
35
34
33
32
31
30
29
DD_fc
D2, M2
PD_U
PD_D
VDD
9
D3, M3
10
11
12
13
14
15
16
17
VDD
VDD
Cext
S_WR, D4, M4
Sdata, D5, M5
Sclk, D6, M6
FSELS, D7, Pre_en
GND
VDD
Dout
VDD_fp
fp
GND
18 19 20 21 22 23 24 25 26 27 28
Table 1. Pin Descriptions
Pin No. Pin Name
Interface Mode
Type
Description
Power supply input. Input may range from 2.85 V to 3.15 V. Bypassing
recommended.
1
VDD
ALL
(Note 1)
2
3
4
5
6
R0
Direct
Direct
Direct
Direct
ALL
Input
R Counter bit0 (LSB).
R Counter bit1.
R1
Input
R2
Input
R Counter bit2.
R3
Input
R Counter bit3.
GND
D0
(Note 1)
Input
Ground.
Parallel
Direct
Parallel
Direct
Parallel
Direct
Parallel
Direct
ALL
Parallel data bus bit0 (LSB).
M Counter bit0 (LSB).
Parallel data bus bit1.
M Counter bit1.
7
8
M0
D1
Input
Input
M1
D2
Input
9
Input
Parallel data bus bit2.
M Counter bit2.
M2
D3
Input
10
Input
Parallel data bus bit3.
M Counter bit3.
M3
VDD
VDD
Input
11
12
(Note 1)
(Note 1)
Same as pin 1.
ALL
Same as pin 1.
©2003-2005 Peregrine Semiconductor Corp. All rights reserved.
Document No. 70-0031-03 │ UltraCMOS™ RFIC Solutions
Page 2 of 15