EP7309-CR Cirrus Logic Inc, EP7309-CR Datasheet - Page 26

• Manufacturer Part Number: EP7309-CR
• Description: 32-Bit Microcontroller IC
• Manufacturer: Cirrus Logic Inc

Specifications of EP7309-CR

• Controller Family/series: (ARM7)
• Core Size: 32 Bit
• No. Of Timers 8/12/16/32 Bits: 0 / 0 / 2 / 0
• Interface: SSI, UART
• Embedded Interface Type: SSI, UART
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

EP7309
High-Performance, Low-Power System on Chip
208-Pin LQFP Numeric Pin Listing
26
No.
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
1
2
3
4
5
6
7
8
9
PB[1]/PRDY2
PB[0]/PRDY1
RUN/CLKEN
Table 19. 208-Pin LQFP Numeric Pin Listing
EXPCLK
EXPRDY
LEDDRV
Signal
VDDIO
WORD
WRITE
RXD[2]
VDDIO
RXD[1]
nCS[5]
VSSIO
TXD[2]
VSSIO
TXD[1]
VSSIO
PHDIN
PB[7]
PB[6]
PB[5]
PB[4]
PB[3]
PB[2]
PA[7]
PA[6]
PA[5]
PA[4]
PA[3]
PA[2]
PA[1]
PA[0]
TDO
CTS
TDI
Pad Gnd
Pad Gnd
Pad Gnd
Pad Pwr
Pad Pwr
Type
Out
Out
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
I
I
I
I
I
I
Strength
with p/u*
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
©
Copyright Cirrus Logic, Inc. 2005
Three state
Reset
State
(All Rights Reserved)
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
High
High
High
High
Low
Low
Low
Low
Pin
No.
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
Table 19. 208-Pin LQFP Numeric Pin Listing (Continued)
PD[0]/LEDFLSH
PE[2]/CLKSEL
BOOTSEL[1]
BOOTSEL[0]
VDDCORE
VSSCORE
SSIRXDA
SSIRXFR
nTEST[1]
nTEST[0]
nEXTFIQ
RTCOUT
VDDRTC
SSITXFR
SSITXDA
VSSRTC
nADCCS
nEINT[2]
nEINT[1]
SSICLK
EINT[3]
Signal
VDDIO
ADCIN
RTCIN
VSSIO
PE[1]/
PE[0]/
PD[7]
PD[6]
PD[5]
PD[4]
PD[3]
PD[2]
PD[1]
DCD
DSR
TMS
N/C
RTC power
Core Gnd
RTC Gnd
Core Pwr
Pad Gnd
Pad Pwr
Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
Strength
With p/u*
With p/u*
with p/u*
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
DS507F1
Reset
State
Input
Input
Input
Input
Input
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low