AT89LS52-16JU Atmel, AT89LS52-16JU Datasheet - Page 26

• Manufacturer Part Number: AT89LS52-16JU
• Description: IC MCU 8K FLASH 16MHZ 44-PLCC
• Manufacturer: Atmel
• Series: 89LSr

Specifications of AT89LS52-16JU

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: UART/USART
• Peripherals: WDT
• Number Of I /o: 32
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 4 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 4 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: AT89ISP
• Minimum Operating Temperature: - 40 C
• Cpu Family: 89LS
• Device Core: 8051
• Device Core Size: 8b
• Frequency (max): 16MHz
• Total Internal Ram Size: 256Byte
• # I/os (max): 32
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 4V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PLCC
• Package: 44PLCC
• Family Name: 89LS
• Maximum Speed: 16 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

21. Flash Programming and Verification Characteristics (Parallel Mode)
T
Figure 21-1. Flash Programming and Verification Waveforms – Parallel Mode
26
A
Symbol
V
I
I
1/t
t
t
t
t
t
t
t
t
t
t
t
t
t
PP
CC
AVGL
GHAX
DVGL
GHDX
EHSH
SHGL
GHSL
GLGH
AVQV
ELQV
EHQZ
GHBL
WC
PP
= 20°C to 30°C, V
CLCL
AT89LS52
P1.0 - P1.7
P2.0 - P2.4
ALE/PROG
(RDY/BSY)
(ENABLE)
PORT 0
P3.0
P2.7
EA/V
CC
Parameter
Programming Supply Voltage
Programming Supply Current
V
Oscillator Frequency
Address Setup to PROG Low
Address Hold After PROG
Data Setup to PROG Low
Data Hold After PROG
P2.7 (ENABLE) High to V
V
V
PROG Width
Address to Data Valid
ENABLE Low to Data Valid
Data Float After ENABLE
PROG High to BUSY Low
Byte Write Cycle Time
CC
PP
PP
= 4.5V to 5.5V
PP
Setup to PROG Low
Hold After PROG
Supply Current
t
t
SHGL
AVGL
PP
t
EHSH
V
PROGRAMMING
PP
t
DVGL
ADDRESS
DATA IN
t
GLGH
t
GHBL
t
GHDX
t
ELQV
t
GHAX
t
GHSL
LOGIC 1
LOGIC 0
BUSY
t
WC
48t
48t
48t
48t
48t
11.5
Min
VERIFICATION
0.2
10
10
3
0
CLCL
CLCL
CLCL
CLCL
CLCL
DATA OUT
ADDRESS
t
AVQV
READY
48t
48t
48t
Max
12.5
1.0
t
10
30
16
50
EHQZ
1
CLCL
CLCL
CLCL
2601C–MICRO–06/08
Units
MHz
mA
mA
µs
µs
µs
µs
µs
V