AN2131QC Cypress Semiconductor Corp, AN2131QC Datasheet - Page 247

• Manufacturer Part Number: AN2131QC
• Description: IC MCU 8051 8K RAM 24MHZ 80BQFP
• Manufacturer: Cypress Semiconductor Corp
• Series: EZ-USB®r

Specifications of AN2131QC

• Applications: USB Microcontroller
• Core Processor: 8051
• Program Memory Type: ROMless
• Controller Series: AN213x
• Ram Size: 8K x 8
• Interface: I²C, USB
• Number Of I /o: 24
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1307

13.1.4
Specified Conditions: Capacitive load on all pins = 30 pF
13.1.5
13.1.6
13.1.7
Page 13-2
Symbol
Symbol
tDSU1
tDSU2
tDH1
tDH2
tAA1
tAH1
tAA2
tAH2
Symbol
tOED
tWD
tCD
tRD
tPD
tCL
tAV
AC Electrical Characteristics
General Memory Timing
Program Memory Read
Data Memory Read
Address Access Time
Address Hold from CLK24
Data setup to CLK24
Data Hold from CLK24
Address Access Time
Address Hold from CLK24
Data setup to CLK24
Data Hold from CLK24
1/CLK24 Frequency
Delay from Clock to Valid Address
Delay from CLK24 to CS#
Delay from CLK24 to OE#
Delay from CLK24 to WR#
Delay from CLK24 to RD#
Delay from CLK24 to PSEN#
Parameter
Parameter
Parameter
Table 13-2. General Memory Timing
Table 13-3. Program Memory Read
Chapter 13. EZ-USB AC/DC Parameters
Table 13-4. Data Memory Read
3tCL-tAV-TDSU1
3tCL-tAV-TDSU1
Formula
Formula
tCL+1
tCL+1
Min
0
2
2
2
2
2
41.66
Typ
Min
Min
103
103
42
12
42
12
0
0
Max
10
15
15
15
15
15
Max
Max
Unit
ns
ns
ns
ns
ns
ns
ns
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
Notes
Notes
Notes
EZ-USB TRM v1.9