EP7312M-CBZ Cirrus Logic Inc, EP7312M-CBZ Datasheet - Page 34
![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
34
Pin
No.
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
A[27]/DRA[0]
A[26]/DRA[1]
A[25]/DRA[2]
A[24]/DRA[3]
A[23]/DRA[4]
A[22]/DRA[5]
A[21]/DRA[6]
A[20]/DRA[7]
HALFWORD
SMPCLK
COL[7]
COL[6]
COL[5]
COL[4]
COL[3]
COL[2]
VDDIO
COL[1]
COL[0]
VDDIO
Signal
VSSIO
VSSIO
VSSIO
VSSIO
TCLK
FB[1]
FB[0]
D[31]
D[30]
D[29]
D[28]
D[27]
D[26]
D[25]
D[24]
D[23]
D[22]
D[21]
BUZ
Table 20. 208-Pin LQFP Numeric Pin Listing (Continued)
©
Copyright Cirrus Logic, Inc. 2005
Strength
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
(All Rights Reserved)
†
Reset
State
High
High
High
High
High
High
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
—
—
Pad Gnd
Pad Gnd
Pad Gnd
Pad Gnd
Pad Pwr
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
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
Halfword access select output
Keyboard scanner column
Keyboard scanner column
Keyboard scanner column
Keyboard scanner column
Keyboard scanner column
Keyboard scanner column
Keyboard scanner column
Keyboard scanner column
SSI1 ADC sample clock
Digital I/O power, 3.3 V
Digital I/O power, 3.3 V
System byte address /
System byte address /
System byte address /
System byte address /
System byte address /
System byte address /
System byte address /
System byte address /
PWM feedback input
PWM feedback input
Buzzer drive output
SDRAM address
SDRAM address
SDRAM address
SDRAM address
SDRAM address
SDRAM address
SDRAM address
SDRAM address
Description
JTAG clock
I/O ground
I/O ground
I/O ground
I/O ground
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
Data I/O
drive
drive
drive
drive
drive
drive
drive
drive
DS508F1