EP7312-CR Cirrus Logic Inc, EP7312-CR Datasheet - Page 31
![IC ARM720T MCU 74MHZ 204-TFBGA](/photos/12/32/123261/ep7312-cr_sml.jpg)
EP7312-CR
Manufacturer Part Number
EP7312-CR
Description
IC ARM720T MCU 74MHZ 204-TFBGA
Manufacturer
Cirrus Logic Inc
Series
EP7r
Datasheet
1.EP7312-CVZ.pdf
(64 pages)
Specifications of EP7312-CR
Core Processor
ARM7
Core Size
32-Bit
Speed
74MHz
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
598-1235
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP7312-CR
Manufacturer:
NEC
Quantity:
12 000
Company:
Part Number:
EP7312-CR
Manufacturer:
ALTERA
Quantity:
1 235
Company:
Part Number:
EP7312-CR-90
Manufacturer:
CIRRUSLOG
Quantity:
479
Company:
Part Number:
EP7312-CR-90
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
208-Pin LQFP Pin Diagram
DS508F1
nMOE/nSDCAS
nMWE/nSDWE
MOSCOUT
VDDCORE
VSSCORE
nSDCS[1]
VDDOSC
WAKEUP
nSDCS[0]
VSSOSC
nPWRFL
MOSCIN
SDQM[3]
SDQM[2]
Note:
SDCKE
VDDIO
SDCLK
VSSIO
VSSIO
VDDIO
nCS[1]
nCS[2]
VSSIO
VSSIO
VDDIO
nCS[4]
VSSIO
nCS[0]
nCS[3]
VSSIO
DD[3]
DD[2]
DD[1]
DD[0]
CL[2]
CL[1]
D[6]
D[5]
FRM
A[6]
A[5]
D[4]
D[2]
A[1]
D[1]
D[0]
A[3]
D[3]
A[2]
A[0]
A[4]
M
1. N/C should not be grounded but left as no connects.
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166
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175
176
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184
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193
194
195
196
197
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200
201
202
203
204
205
206
207
208
Figure 16. 208-Pin LQFP (Low Profile Quad Flat Pack) Pin Diagram
©
Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
208-Pin LQFP
EP7312
(Top View)
High-Performance, Low-Power System on Chip
104
103
102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
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80
79
78
77
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74
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69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
D[25]
A[25]/DRA[2]
D[26]
A[26]/DRA[1]
D[27]
A[27]/DRA[0]
VSSIO
D[28]
D[29]
D[30]
D[31]
BUZ
COL[0]
COL[1]
TCLK
VDDIO
COL[2]
COL[3]
COL[4]
COL[5]
COL[6]
COL[7]
FB[0]
VSSIO
FB[1]
SMPCLK
ADCOUT
ADCCLK
DRIVE[0]
DRIVE[1]
VDDIO
VSSIO
VDDCORE
VSSCORE
nADCCS
ADCIN
SSIRXFR
SSIRXDA
SSITXDA
SSITXFR
VSSIO
SSICLK
PD[0]/LEDFLSH
PD[1]
PD[2]
PD[3]
TMS
VDDIO
PD[4]
PD[5]
PD[6]/SDQM[0]
PD[7]/SDQM[1]
EP7312
31