UPSD3433E-40T6 STMicroelectronics, UPSD3433E-40T6 Datasheet - Page 276

• Manufacturer Part Number: UPSD3433E-40T6
• Description: MCU 8BIT 8032 128KB FLASH 52TQFP
• Manufacturer: STMicroelectronics
• Series: µPSDr

Specifications of UPSD3433E-40T6

• Core Processor: 8032
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, IrDA, SPI, UART/USART, USB
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 160KB (160K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-TQFP, 52-VQFP
• For Use With: 497-5518 - EVAL BOARD RFID READER
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: 497-4906

DC and AC parameters
276/300
Figure 99. External WRITE cycle (80-pin device only)
Table 216. External WRITE cycle AC characteristics (3 V or 5 V device)
1. BUSCON register is configured for 4 PFQCLK.
2. Refer to
3. Latched address out on Ports A and B to WR is 2 ns, minimum.
Symbol
t
t
t
t
t
t
t
t
t
WLWH
QVWH
WHQX
t
WHLH
AVWL
AVQV
LLWL
LHLL
AVLL
LLAX
AD0 - AD7
LATCHED
A8 - A15
MCU
MCU
ALE pulse width
Address setup to ALE
Address hold after ALE
WR pulse width
ALE to WR
Address (A0-A7) valid to WR
WR High to ALE High
Data setup before WR
Data hold after WR
Address valid to Latched
Address out on Ports A and B
Table 217 on page
ALE
WR
RD
tAVQV
tAVLL
Parameter
(2)
277, for “n” and “m” values.
A0-A7
tLLAX
tLHLL
(y)
tLLWL
(3)
tAVWL
40 MHz oscillator
32.5
Min
UPSD3422, UPSD3433, UPSD3434, UPSD3454
7.5
7.5
9.5
9.5
17
40
20
13
tWLWH
tQVWH
DATA OUT
35.5 (3 V)
A8-A15
28 (5 V)
Max
14.5
9.5
(1)
tWHLH
0.5t
0.5t
1.5t
0.5t
0.5t
xt
t
yt
t
CLCL
1/t
tWHQX
CLCL
CLCL
CLCL
Variable oscillator
CLCL
CLCL
CLCL
CLCL
CLCL
Min
CLCL
A0-A7
– 12
– 8
– 10
– 5
– 5
– 5
– 5
– 3 0.5t
– 3 0.5t
= 3 to 40 MHz
1.5t
t
CLCL
CLCL
CLCL
CLCL
A8-A15
Max
DATA IN
– 9.5
AI10472
+ 2
+ 2
– 2
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns