AT89C5132-RORUL Atmel, AT89C5132-RORUL Datasheet - Page 28

• Manufacturer Part Number: AT89C5132-RORUL
• Description: MCU 8051 FLASH USB 80TQFP
• Manufacturer: Atmel
• Series: AT89C513xr

Specifications of AT89C5132-RORUL

• Core Processor: C52X2
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: IDE/ATAPI, I²C, MMC, PCM, SPI, UART/USART, USB
• Peripherals: I²S, POR, WDT
• Number Of I /o: 44
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 2x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MMC Interface
Definition of Symbols
Timings
Waveforms
32
AT89C5132
Table 9. MMC Interface Timing Symbol Definitions
Table 10. MMC Interface AC Timings
V
Figure 10. MMC Input Output Waveforms
T
T
T
T
T
T
T
T
T
DD
CHCH
CHCX
CLCX
CLCH
CHCL
DVCH
CHDX
CHOX
OVCH
= 2.7 to 3.3 V, T
Symbol
O
C
D
MCMD Output
MDAT Output
MCMD Input
MDAT Input
Signals
MCLK
Parameter
Clock Period
Clock High Time
Clock Low Time
Clock Rise Time
Clock Fall Time
Input Data Valid to Clock High
Input Data Hold after Clock High
Output Data Hold after Clock High
Output Data Valid to Clock High
Clock
Data In
Data Out
A
= -40 to +85°C, CL ≤ 100pF (10 cards)
T
CHIX
T
T
CHCX
CHOX
T
CHCL
T
CHCH
T
CLCX
T
Min
H
V
X
L
OVCH
50
10
10
3
3
5
5
T
CLCH
T
Conditions
IVCH
Max
High
Low
Valid
No Longer Valid
10
10
4173CS–USB–07/04
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns