EP7312-CB Cirrus Logic Inc, EP7312-CB Datasheet - Page 13

• Manufacturer Part Number: EP7312-CB
• Description: IC ARM720T MCU 74MHZ 256-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7312-CB

• 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
• Controller Family/series: (ARM7)
• No. Of Timers 8/12/16/32 Bits: 0 / 0 / 2 / 0
• Interface: SSI, UART
• Embedded Interface Type: SSI, UART
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: 598-1209 - KIT DEVELOPMENT EP73XX ARM7
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant
• Other names: 598-1232

ELECTRICAL SPECIFICATIONS
Absolute Maximum Ratings
Recommended Operating Conditions
DC Characteristics
All characteristics are specified at V
for all frequencies of operation. The current consumption figures have test conditions specified per parameter.”
DS508F1
VIH
VIL
VT+
VT-
Vhst
VOH
VOL
IIN
IOZ
CIN
COUT
Symbol
DC Core, PLL, and RTC Supply Voltage
DC I/O Supply Voltage (Pad Ring)
DC Pad Input Current
Storage Temperature, No Power
DC core, PLL, and RTC Supply Voltage
DC I/O Supply Voltage (Pad Ring)
DC Input / Output Voltage
Operating Temperature
CMOS input high voltage
CMOS input low voltage
Schmitt trigger positive going
threshold
Schmitt trigger negative going
threshold
Schmitt trigger hysteresis
CMOS output high voltage
Output drive 1
Output drive 2
CMOS output low voltage
Output drive 1
Output drive 2
Input leakage current
Bidirectional 3-state leakage
current
Input capacitance
Output capacitance
b c
Parameter
a
a
a
a
DDCORE
a
a
= 2.5 V, V
0.65 × V
V
V
©
DD
SS
Min
Copyright Cirrus Logic, Inc. 2005
0.8
0.1
2.5
2.5
25
8
8
− 0.3
-
-
-
-
-
– 0.2
DDIO
(All Rights Reserved)
DDIO
= 3.3 V and V
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.25 × V
V
2.5 V ± 0.2 V
2.3 V - 3.5 V
2.9 V
3.6 V
±10 mA/pin; ±100 mA cumulative
–40°C to +125°C
O–I/O supply voltage
Extended -20°C to +70°C; Commercial 0°C to +70°C;
Industrial -40°C to +85°C
DDIO
SS
Max
10.0
10.0
100
2.1
0.4
0.3
0.5
0.5
1.0
= 0 V over an operating temperature of 0°C to +70°C
-
-
-
-
+ 0.3
DDIO
High-Performance, Low-Power System on Chip
Unit
µA
µA
pF
pF
V
V
V
V
V
V
V
V
V
V
V
V
V
VIL to VIH
IOH = 0.1 mA
IOH = 4 mA
IOH = 12 mA
IOL = –0.1 mA
IOL = –4 mA
IOL = –12 mA
VIN = V
VOUT = V
DDIO
DDIO
= 2.5 V
= 2.5 V
DD
Conditions
DD
or GND
or GND
EP7312
13