EP7312M-CBZ Cirrus Logic Inc, EP7312M-CBZ Datasheet - Page 42
![IC, 32BIT MCU, ARM7, 74MHZ, BGA-256](/photos/39/69/396959/bga256_sml.jpg)
EP7312M-CBZ
Manufacturer Part Number
EP7312M-CBZ
Description
IC, 32BIT MCU, ARM7, 74MHZ, BGA-256
Manufacturer
Cirrus Logic Inc
Series
EP7r
Specifications of EP7312M-CBZ
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
BGA
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
256-BGA
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
598-1247
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP7312M-CBZ
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
EP7312
High-Performance, Low-Power System on Chip
42
C20
D1
D2
D18
D19
D20
E1
E2
E3
E18
E19
E20
F1
F2
F3
F18
F19
F20
G1
G2
G3
G18
G19
G20
H1
H[2]
H[3]
H[18]
H19
H20
J1
D3
Ball Location
nPOR
PB[7]
RXD[2]
VDDIO
VSSIO
nBATCHG
A[7]
PB[4]
TXD[2]
WRITE/nSDRAS
nMEDCHG/nBROM
nEXTPWR
D[9]
PB[3]
PB[6]
TDI
D[7]
A[8]
D[10]
PB[1]
PB[2]
PB[5]
D[8]
A[9]
D[11]
PA[7]
TDO
PB[0]
A[10]
D[12]
A[12]
PA[4]
Name
Strength
with p/u*
Schmitt
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 21. 204-Ball TFBGA Ball Listing (Continued)
†
©
Copyright Cirrus Logic, Inc. 2005
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
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
‡
(All Rights Reserved)
Pad ground
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
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
Power-on reset input
GPIO port B
UART 2 receive data input
Digital I/O power, 3.3V
I/O ground
Battery changed sense input
System byte address
GPIO port B
UART 2 transmit data output
Transfer direction / SDRAM RAS signal output
Media change interrupt input / internal ROM boot enable
External power supply sense input
Data I/O
GPIO port B
GPIO port B
JTAG data input
Data I/O
System byte address
Data I/O
GPIO port B
GPIO port B
Data I/O
System byte address
Data I/O
GPIO port A
JTAG data out
GPIO port B
System byte address
Data I/O
System byte address
GPIO port A
Description
DS508F1