EP7311-CB Cirrus Logic Inc, EP7311-CB Datasheet - Page 32

• Manufacturer Part Number: EP7311-CB
• Description: IC ARM720T MCU 74MHZ 256-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7311-CB

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 74MHz
• Connectivity: Codec, EBI/EMI, IrDA, Keypad, Multimedia Codec, SPI/Microwire1, UART/USART
• Peripherals: LCD, LED, MaverickKey, PWM
• Number Of I /o: 27
• Program Memory Type: ROMless
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 2.3 V ~ 2.7 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 256-BGA
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No
• Other names: 598-1220

EP7311
High-Performance, Low-Power System on Chip
208-Pin LQFP Numeric Pin Listing
32
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
WRITE/nSDRAS
PB[1]/PRDY2
PB[0]/PRDY1
RUN/CLKEN
Table T. 208-Pin LQFP Numeric Pin Listing
EXPCLK
EXPRDY
LEDDRV
Signal
VDDIO
WORD
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
Low
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 T. 208-Pin LQFP Numeric Pin Listing (Continued)
PD[0]/LEDFLSH
PD[7]/SDQM[1]
PD[6]/SDQM[0]
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[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
DS506F1
Reset
State
Input
Input
Input
Input
Input
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low