AT90S8515A-4AC Atmel, AT90S8515A-4AC Datasheet - Page 85
![IC MCU 8K FLSH 4MHZ LV 44TQFP](/photos/6/70/67042/313-44-tqfp_sml.jpg)
AT90S8515A-4AC
Manufacturer Part Number
AT90S8515A-4AC
Description
IC MCU 8K FLSH 4MHZ LV 44TQFP
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-4AC
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-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
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Parallel Programming
Characteristics
0841G–09/01
Figure 63. Parallel Programming Timing
Table 30. Parallel Programming Characteristics, T
Notes:
(DATA, XA0/1, BS)
Symbol
V
I
t
t
t
t
t
t
t
t
t
t
t
t
t
t
PP
DVXH
XHXL
XLDX
XLWL
BVWL
RHBX
WLWH
WHRL
WLRH
XLOL
OLDV
OHDZ
WLWH_CE
WLWH_PFB
PP
Data & Control
1. Use t
2. If t
RDY/BSY
XTAL1
DATA
Parameter
Programming Enable Voltage
Programming Enable Current
Data and Control Setup before XTAL1 High
XTAL1 Pulse Width High
Data and Control Hold after XTAL1 Low
XTAL1 Low to WR Low
BS Valid to WR Low
BS Hold after RDY/BSY High
WR Pulse Width Low
WR High to RDY/BSY Low
WR Low to RDY/BSY High
XTAL1 Low to OE Low
OE Low to DATA Valid
OE High to DATA Tri-stated
WR Pulse Width Low for Chip Erase
WR Pulse Width Low for Programming the Fuse
Bits
WR
WLWH
OE
WLWH_CE
is held longer than t
t
DVXH
for Chip Erase and t
t
XHXL
(1)
t
t
t
XLOL
XLDX
XLWL
WLRH
(2)
(2)
, no RDY/BSY pulse will be seen.
t
BVWL
WLWH_PFB
t
WLWH
for programming the Fuse bits.
t
A
OLDV
= 25 ° C ± 10%, V
t
WHRL
11.5
67.0
67.0
67.0
67.0
67.0
67.0
67.0
67.0
Min
0.5
5.0
1.0
AT90S8515
20.0
20.0
10.0
Typ
0.7
1.5
CC
t
t
WLRH
OHDZ
t
= 5V ± 10%
RHBX
250.0
Max
12.5
20.0
15.0
0.9
1.8
Units
ms
ms
ms
µA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
85
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