UPSD3254 STMICROELECTRONICS [STMicroelectronics], UPSD3254 Datasheet - Page 169

• Manufacturer Part Number: UPSD3254
• Description: Flash Programmable System Devices with 8032 Microcontroller Core
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

UPSD3254A, UPSD3254BV, UPSD3253B, UPSD3253BV
PART NUMBERING
Table 141. Ordering Information Scheme
Example:
uPSD
3
2
5
4
B
V
– 24
U
6
T
Device Type
uPSD = Microcontroller PSD
Family
3 = 8032 core
PLD Size
2 = 16 Macrocells
SRAM Size
5 = 256Kbit
Main Flash Memory Size
3 = 1Mbit
4 = 2Mbit
IP Mix
2
A = USB, I
C, PWM, DDC, ADC, (2) UARTs
Supervisor (Reset Out, Reset In, LVD, WD)
2
B = I
C, PWM, DDC, ADC, (2) UARTs
Supervisor (Reset Out, Reset In, LVD, WD)
Operating Voltage
blank = V
= 4.5 to 5.5V
CC
V = V
= 3.0 to 3.6V
CC
Speed
–24 = 24MHz
–40 = 40MHz
Package
T = 52-pin TQFP
U = 80-pin TQFP
Temperature Range
1 = 0 to 70°C
6 = –40 to 85°C
Shipping Option
Tape & Reel Packing = T
For a list of available options (e.g., Speed, Package) or for further information on any aspect of this device,
please contact the ST Sales Office nearest to you.
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