AT90S8515A-4JC Atmel, AT90S8515A-4JC Datasheet - Page 92
![IC MCU 8K FLSH 4MHZ LV 44PLCC](/photos/6/70/67043/453-44-plcc_sml.jpg)
AT90S8515A-4JC
Manufacturer Part Number
AT90S8515A-4JC
Description
IC MCU 8K FLSH 4MHZ LV 44PLCC
Manufacturer
Atmel
Series
AVR® 90Sr
Datasheets
1.AT90S8515-4AC.pdf
(112 pages)
2.AT90S8515-4AC.pdf
(4 pages)
3.AT90S8515-4AC.pdf
(4 pages)
Specifications of AT90S8515A-4JC
Core Processor
AVR
Core Size
8-Bit
Speed
4MHz
Connectivity
SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
8KB (4K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 6 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
44-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
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External Clock Drive
Waveforms
92
AT90S8515
Figure 67. External Clock
Table 36. External Clock Drive
Note:
Figure 68. External RAM Timing
Symbol
1/t
t
t
t
t
t
Data/Address [7..0]
Data/Address [7..0]
CLCL
CHCX
CLCX
CLCH
CHCL
Note: Clock cycle T3 is only present when external SRAM wait state is enabled.
CLCL
System Clock Ø
Address [15..8]
See “External Data Memory Timing” for a description of how the duty cycle influences the
timing for the external data memory.
VIL1
Parameter
Oscillator Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
ALE
WR
VIH1
RD
Prev. Address
Prev. Address
Prev. Address
T1
0
4
3a
Address
1
2
V
Address
250.0
100.0
100.0
CC
Min
8
0
3b
= 2.7V to 4.0V
5
T2
13
10
Max
4.0
1.6
1.6
7
6
Address
Data
V
9
125.0
T3
CC
50.0
50.0
Min
Data
0
16
= 4.0V to 6.0V
11
Max
8.0
0.5
0.5
15
12
T4
14
0841G–09/01
Addr.
Addr.
Units
MHz
ns
ns
ns
µs
µs
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