EP7312-IV Cirrus Logic Inc, EP7312-IV Datasheet - Page 28
![IC ARM720T MCU 74MHZ 208-LQFP](/photos/12/44/124402/ep7312-iv_sml.jpg)
EP7312-IV
Manufacturer Part Number
EP7312-IV
Description
IC ARM720T MCU 74MHZ 208-LQFP
Manufacturer
Cirrus Logic Inc
Series
EP7r
Datasheet
1.EP7312-CVZ.pdf
(64 pages)
Specifications of EP7312-IV
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
-40°C ~ 85°C
Package / Case
208-LQFP
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
-
Other names
598-1245
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP7312-IV-90
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
EP7312
High-Performance, Low-Power System on Chip
LCD Interface
28
DD [3:0]
CL[2] falling to CL[1] rising delay time
CL[1] falling to CL[2] rising delay time
CL[1] falling to FRM transition time
CL[1] falling to M transition time
CL[2] rising to DD (display data) transition time
CL[2]
CL[1]
FRM
M
Parameter
t
t
CL1d
DDd
Figure 13. LCD Controller Timing Measurement
©
Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
t
Md
t
CL2d
t
FRMd
Symbol
t
t
t
FRMd
t
CL1d
CL2d
t
DDd
Md
Min
− 10
− 10
− 10
300
80
10,425
3,475
Max
25
20
20
DS508F1
Unit
ns
ns
ns
ns
ns