AT89C5132 Atmel Corporation, AT89C5132 Datasheet - Page 30
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AT89C5132
Manufacturer Part Number
AT89C5132
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT89C5132.pdf
(3 pages)
2.AT89C5132.pdf
(182 pages)
3.AT89C5132.pdf
(38 pages)
4.AT89C5132.pdf
(33 pages)
Specifications of AT89C5132
Flash (kbytes)
64 Kbytes
Max. Operating Frequency
20 MHz
Cpu
8051-12C
Max I/o Pins
44
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Uart
1
Adc Channels
2
Adc Resolution (bits)
10
Adc Speed (ksps)
22.7
Sram (kbytes)
2.25
Self Program Memory
API
Operating Voltage (vcc)
2.7 to 3.6
Timers
2
Isp
UART/USB
Watchdog
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
6.3.7
6.3.7.1
6.3.7.2
30
AT89C5132
Analog to Digital Converter
Definition of Symbols
Characteristics
Table 18. Analog to Digital Converter Timing Symbol Definitions
Table 18. Analog to Digital Converter AC Characteristics
V
Notes:
T
T
T
DLe
ILe
OSe
Ge
DD
CLCL
EHSH
SHSL
= 2.7 to 3.3 V, T
Symbol
1. AV
2. The differential non-linearity is the difference between the actual step width and the ideal step
3. The integral non-linearity is the peak difference between the center of the actual step and the
4. The offset error is the absolute difference between the straight line which fits the actual trans-
5. The gain error is the relative difference in percent between the straight line which fits the actual
C
E
S
width (see Figure 6-20).
ideal transfer curve after appropriate adjustment of gain and offset errors (see Figure 6-20).
fer curve (after removing of gain error), and the straight line which fits the ideal transfer curve
(see Figure 6-20).
transfer curve (after removing of offset error), and the straight line which fits the ideal transfer
curve (see Figure 6-20).
DD
Signals
= AV
Clock
Enable (ADEN bit)
Start Conversion
(ADSST bit)
Clock Period
Start-up Time
Conversion Time
Differential non-
linearity error
Integral non-linearity
errorss
Offset error
Gain error
REFP
A
= -40 to +85°C
= 3.0 V, AV
Parameter
(1)(3)
(1)(5)
(1)(4)
(1)(2)
SS
= AV
REFN
= 0 V. ADC is monotonic with no missing code.
Min
4
11·T
Max
H
4
1
2
4
4
L
CLCL
Conditions
High
Low
4173ES–USB–09/07
Unit
LSB
LSB
LSB
LSB
μs
μs
μs