EP7312-CVZ Cirrus Logic Inc, EP7312-CVZ Datasheet - Page 51
![IC ARM720T MCU 90/74MHZ 208-LQFP](/photos/12/32/123259/ep7312-cvz_sml.jpg)
EP7312-CVZ
Manufacturer Part Number
EP7312-CVZ
Description
IC ARM720T MCU 90/74MHZ 208-LQFP
Manufacturer
Cirrus Logic Inc
Series
EP7r
Datasheet
1.EP7312-CVZ.pdf
(64 pages)
Specifications of EP7312-CVZ
Core Size
32-Bit
Core Processor
ARM7
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
208-LQFP
Controller Family/series
(ARM7)
No. Of I/o's
27
Ram Memory Size
48KB
Cpu Speed
74MHz
No. Of Timers
2
No. Of Pwm Channels
2
Digital Ic Case Style
LQFP
Embedded Interface Type
SSI, UART
Rohs Compliant
Yes
Processor Series
EP73xx
Core
ARM720T
Data Bus Width
32 bit
3rd Party Development Tools
MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
EDB7312
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
598-1209 - KIT DEVELOPMENT EP73XX ARM7
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Lead Free Status / Rohs Status
Details
Other names
598-1134
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP7312-CVZ
Manufacturer:
SANYO
Quantity:
1 450
Company:
Part Number:
EP7312-CVZ
Manufacturer:
CIRRUS
Quantity:
322
Part Number:
EP7312-CVZ
Manufacturer:
CIRRUS
Quantity:
20 000
Company:
Part Number:
EP7312-CVZ-90
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
Part Number:
EP7312-CVZ-90
Manufacturer:
CIRRUS
Quantity:
20 000
DS508F1
Ball Location
G10
G11
G12
G13
G14
G15
G16
H10
H11
H12
H13
H14
H15
H16
F13
F14
F15
F16
G1
G2
G3
G4
G5
G6
G7
G8
G9
H1
H2
H3
H4
H5
H6
H7
H8
H9
J1
J2
J3
J4
J5
J6
A[13]/DRA[14]
nBATCHG
VSSCore
VSSRTC
VSSRTC
VSSRTC
VSSRTC
VDDIO
VDDIO
TXD[1]
VSSIO
VSSIO
VSSIO
VSSIO
VSSIO
Name
DD[0]
D[11]
PB[1]
PB[4]
PB[6]
D[12]
D[13]
PA[7]
PA[5]
PA[4]
PA[6]
PB[0]
PB[2]
A[10]
A[11]
A[12]
D[14]
D[15]
PA[3]
PA[1]
PA[2]
PA[0]
TDO
D[3]
A[7]
A[8]
A[9]
Strength
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
1
1
†
Table 22. 256-Ball PBGA Ball Listing (Continued)
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Reset
State
©
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Copyright Cirrus Logic, Inc. 2005
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
(All Rights Reserved)
Core ground
RTC ground
RTC ground
RTC ground
RTC ground
Pad ground
Pad ground
Pad ground
Pad ground
Pad ground
Pad power
Pad power
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
I/O
I/O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
Battery changed sense input
I/O ground
Data I/O
Digital I/O power, 3.3V
GPIO port B
Digital I/O power, 3.3V
JTAG data out
GPIO port B
GPIO port B
Core ground
Real time clock ground
LCD serial display data
Data I/O
Real time clock ground
System byte address
System byte address
System byte address
I/O ground
Data I/O
Data I/O
GPIO port A
GPIO port A
I/O ground
GPIO port A
GPIO port A
GPIO port B
GPIO port B
Real time clock ground
Real time clock ground
System byte address
System byte address
System byte address
System byte address / SDRAM address
I/O ground
Data I/O
Data I/O
GPIO port A
GPIO port A
I/O ground
GPIO port A
GPIO port A
UART 1 transmit data out
High-Performance, Low-Power System on Chip
Description
EP7312
51