EP7309-CR Cirrus Logic Inc, EP7309-CR Datasheet - Page 32

• 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
32
B15
B16
B17
B18
B19
B20
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
Ball Location
D[6]
WAKEUP
MOSCIN
VSSIO
VSSIO
nURESET
RUN/CLKEN
EXPRDY
VDDIO
nCS[4]
nCS[0]
N/C
N/C
DD[0]
DD[3]
VDDCORE
A[0]
D[2]
A[3]
D[5]
A[6]
VSSOSC
VDDOSC
VSSIO
BATOK
Name
Strength
Schmitt
Schmitt
1
1
1
1
1
1
1
2
1
2
1
1
Table 20. 204-Ball TFBGA Ball Listing (Continued)
†
©
Copyright Cirrus Logic, Inc. 2005
Reset
State
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
(All Rights Reserved)
Oscillator ground
Oscillator power
Core power
Pad ground
Pad ground
Pad ground
Pad power
Type
I/O
I/O
I/O
O
O
O
O
O
O
O
0
I
I
I
I
I
Data I/O
System wake up input
Main oscillator input
I/O ground
I/O ground
User reset input
Run output / clock enable output
Expansion port ready input
Digital I/O power,
3.3 V
Chip select 4
Chip select 0
LCD serial display data
LCD serial display data
Digital core power, 2.5 V
System byte address
Data I/O
System byte address
Data I/O
System byte address
PLL ground
Oscillator power in, 2.5V
I/O ground
Battery ok input
Description
DS507F1