AT89C51SND1C-ROTIL ATMEL Corporation, AT89C51SND1C-ROTIL Datasheet - Page 41

• Manufacturer Part Number: AT89C51SND1C-ROTIL
• Description: Single-Chip Microcontroller with MP3 Decoder and Man-Machine Interface
• Manufacturer: ATMEL Corporation

Figure 27. Analog to Digital Converter Characteristics
Flash Memory
Definition of Symbols
Timings
4106F–8051–10/02
1023
1022
1021
1020
1019
1018
Code Out
7
6
5
4
3
2
1
0
0
Offset
Error
1
2
Table 54. Flash Memory Timing Symbol Definitions
Table 55. Flash Memory AC Timing
V
3
Symbol
T
T
T
DD
SVRL
RLSX
BHBL
4
= 2.7 to 3.3V, T
Ideal Transfer curve
1 LSB
(ideal)
S
R
B
5
6
Signals
Parameter
Input ISP Valid to RST Edge
Input ISP Hold after RST Edge
Flash Internal Busy (Programming) Time
7
Differential non-linearity
ISP
RST
FBUSY flag
A
Integral non-linearity
= -40° to +85°C
Center of a Step
1018 1019 1020 1021 1022 1023 1024
Example of an Actual Transfer Curve
Offset
Error
O
SE
Gain
Error
G
Min
50
50
E
AT8xC51SND1C
AVIN (LSBideal)
V
X
L
Typ
10
Conditions
Low
Valid
No Longer Valid
Max
Unit
ms
ns
ns
41