EP7309 Datasheet, PDF (23/46 Pages) Cirrus Logic – HIGH PERFORMANCE LOW POWER SYSTEM ON CHIP ENHANCED DIGITAL AUDIO INTERFACE

EP7309
High-Performance, Low-Power System on Chip
208-Pin LQFP Numeric Pin Listing
Table S. 208-Pin LQFP Numeric Pin Listing
Pin
No.
Signal
Type
Strength
Reset
State
1
nCS[5]
2
VDDIO
3
VSSIO
4
EXPCLK
5
WORD
6
WRITE
7
RUN/CLKEN
8
EXPRDY
9
TXD[2]
10
RXD[2]
11
TDI
12
VSSIO
13
PB[7]
14
PB[6]
15
PB[5]
16
PB[4]
17
PB[3]
18
PB[2]
19
PB[1]/PRDY2
20
PB[0]/PRDY1
21
VDDIO
22
TDO
23
PA[7]
24
PA[6]
25
PA[5]
26
PA[4]
27
PA[3]
28
PA[2]
29
PA[1]
30
PA[0]
31
LEDDRV
32
TXD[1]
33
VSSIO
34
PHDIN
35
CTS
36
RXD[1]
37
DCD
O
Pad Pwr
Pad Gnd
I/O
Out
Out
O
I
O
I
I
Pad Gnd
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Pad Pwr
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
Pad Gnd
I
I
I
I
1
High
1
1
Low
1
Low
1
Low
1
1
High
with p/u*
1
Input
1
Input
1
Input
1
Input
1
Input
1
Input
1
Input
1
Input
1
Three state
1
Input
1
Input
1
Input
1
Input
1
Input
1
Input
1
Input
1
Input
1
Low
1
High
1
High
Table S. 208-Pin LQFP Numeric Pin Listing (Continued)
Pin
No.
Signal
Type
Strength
Reset
State
38
DSR
39
nTEST[1]
40
nTEST[0]
41
EINT[3]
42
nEINT[2]
43
nEINT[1]
44
nEXTFIQ
45 PE[2]/CLKSEL
46
PE[1]/
BOOTSEL[1]
47
PE[0]/
BOOTSEL[0]
48
VSSRTC
49
RTCOUT
50
RTCIN
51
VDDRTC
52
N/C
53
PD[7]
54
PD[6]
55
PD[5]
56
PD[4]
57
VDDIO
58
TMS
59
PD[3]
60
PD[2]
61
PD[1]
62 PD[0]/LEDFLSH
63
SSICLK
64
VSSIO
65
SSITXFR
66
SSITXDA
67
SSIRXDA
68
SSIRXFR
69
ADCIN
70
nADCCS
71
VSSCORE
72
VDDCORE
73
VSSIO
I
I
I
I
I
I
I
I/O
I/O
I/O
RTC Gnd
O
I
RTC power
I/O
I/O
I/O
I/O
Pad Pwr
I
I/O
I/O
I/O
I/O
I/O
Pad Gnd
I/O
O
I
I/O
I
O
Core Gnd
Core Pwr
Pad Gnd
With p/u*
With p/u*
1
1
1
1
1
1
1
with p/u*
1
1
1
1
1
1
1
1
Input
Input
Input
Low
Low
Low
Low
Low
Low
Low
Low
Input
Low
Low
Input
High
DS507PP1
Copyright 2001 Cirrus Logic (All Rights Reserved)
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