AT89C5132-RORUL Atmel, AT89C5132-RORUL Datasheet - Page 168

• 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

23.3.5
23.3.5.1
23.3.5.2
23.3.5.3
168
AT89C5132
MMC Interface
Definition of Symbols
Timings
Waveforms
Table 116. MMC Interface Timing Symbol Definitions
Table 117. MMC Interface AC Timings
V
Figure 23-17. 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
C
D
O
Signals
MCMD Output
MDAT Output
MCMD Input
MDAT Input
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)
MCLK
T
CHIX
T
T
CHCX
CHOX
T
CHCL
T
CHCH
H
L
V
X
Min
T
50
10
10
3
3
5
5
CLCX
T
OVCH
T
Conditions
CLCH
T
IVCH
High
Low
Valid
No Longer Valid
Max
10
10
4173E–USB–09/07
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns