EP7312-CR-90 Cirrus Logic Inc, EP7312-CR-90 Datasheet - Page 39

• Manufacturer Part Number: EP7312-CR-90
• Description: IC ARM720T MCU 90MHZ 204-TFBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7312-CR-90

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 90MHz
• Connectivity: Codec, DAI, EBI/EMI, IrDA, Keypad, 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: 204-TFBGA
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: EDB7312
• For Use With: 598-1209 - KIT DEVELOPMENT EP73XX ARM7
• 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: 598-1236

204-Ball TFBGA Pinout (Top View)
DS508F1
W GNDIO
M RXD[1]
A VDDIO
B
C
D
E
F
G
H
J
K
L TXD[1] LEDDRV
N
P EINT[3] nEINT[2]
R nEXTFIQ
T
U GNDRTC RTCOUT
V VDDRTC
Y GNDIO
CLKEN
SEL[1]
WORD
PE[1]/
RUN/
PB[7]
PB[4]
PB[3]
PB[1]
PA[7]
PA[4]
PA[1]
BOOT
DSR
1
nTEST[1] PHDIN
EXPRDY
EXPCLK
CLKSEL
RXD[2]
TXD[2]
VDDIO
SEL[0]
GNDIO
GNDIO
GNDIO
PE[0]/
PB[6]
PB[2]
PA[5]
PA[2]
BOOT
PE2/
TDO
CTS
2
nTEST[0]
nEINT[1]
nSDRAS
WRITE/
nCS[3]
nCS[5]
VDDIO
VDDIO
VDDIO
GNDIO
GNDIO
GNDIO
RTCIN
PB[5]
PB[0]
PA[6]
PA[3]
PA[0]
DCD
TDI
3
SDQM[1]
SDQM[0]
nCS[1]
nCS[2]
nCS[4]
PD[7]/
PD[6]/
PD[5]
4
nSDCAS
nSDWE
nMWE/
nCS[0] SDCLK SDQM[3]
nMOE/
PD[3]
PD[4]
TMS
5
SDQM[2
SDCKE nSDCS[0] DD[1]
PD[0]/
PD[2]
PD[1]
FLSH
LED
6
]
nSDCS[1] DD[2]
SSITXDA ADCIN
SSITXFR SSIRXFR GNDCORE
SSICLK
7
SSIRXD
DD[0]
©
8
A
Copyright Cirrus Logic, Inc. 2005
VDDCORE
nADCCS
DD[3]
FRM
M
9
(All Rights Reserved)
VDDCORE
DRIVE[1]
DRIVE[0]
VDDIO
CL[1]
CL[2]
10
GNDCORE D[1]
ADCCLK COL[7] COL[4] TCLK
ADCOUT FB[0] COL[5] COL[2] COL[0]
SMPCLK FB[1] COL[6] COL[3] COL[1]
D[0]
A[0]
11
D[2]
A[1]
12
A[2]
D[3]
A[3]
13
High-Performance, Low-Power System on Chip
D[5]
D[4]
A[4]
14
D[6]
A[5]
A[6]
BUZ
15
WAKEUP
GNDOSC
nPWRFL MOSCOUT
D[29]
D[30]
D[31]
16
VDDOSC
MOSCIN
DRA[1]
DRA[0]
A[26]/
A[27]/
D[28]
17
nMEDCHG/n
DRA[12]
DRA[8]
GNDIO
GNDIO
GNDIO
GNDIO
BROM
VDDIO
WORD
VDDIO
A[15]/
A[19]/
A[10]
A[11]
D[14]
D[17]
D[18]
D[21]
D[26]
D[27]
HALF
D[7]
D[8]
18
nEXTPWR
nBATCHG
DRA[13]
DRA[10]
DRA[7]
DRA[2]
GNDIO
GNDIO
BATOK
VDDIO
VDDIO
A[14]/
A[17]/
A[20]/
A[25]/
D[12]
D[13]
D[16]
D[19]
D[22]
D[23]
D[24]
A[8]
A[9]
19
nURESET B
DRA[14]
DRA[11]
EP7312
DRA[9]
GNDIO
nTRST
VDDIO
A[13]/
A[16]/
A[18]/
A[21]/
A[22]/
A[23]/
A[24]/
nPOR
D[10]
D[11]
D[15]
D[20]
DRA6
DRA5
DRA4
DRA3
D[25]
A[12]
A[7]
D[9]
20
39
W
D
G
H
M
N
R
U
A
C
E
F
J
K
L
P
T
V
Y