Cypress CY7C604XX ユーザーズマニュアル
CY7C604XX
Document Number: 001-12395 Rev *H
Page 15 of 30
ADC Electrical Specifications
Table 8. ADC Electrical Specifications
Symbol
Description
Min
Typ
Max
Units
Conditions
Input
Input Voltage Range
Vss
1.3
V
This gives 72% of maximum code
Input Capacitance
5
pF
Resolution
8
Bits
8-Bit Sample Rate
23.4375
ksps
Data Clock set to 6 MHz. Sample Rate
= 0.001/(2^Resolution/Data clock)
= 0.001/(2^Resolution/Data clock)
DC Accuracy
DNL
-1
+2
LSb
For any configuration
INL
-2
+2
LSb
For any configuration
Offset Error
0
15
90
mV
Operating Current
275
350
μA
Data Clock
2.25
12
MHz
Source is chip’s internal main oscillator.
See AC Chip Level Specifications for
accuracy.
See AC Chip Level Specifications for
accuracy.
Monotonicity
Not guaranteed. See DNL
Power Supply Rejection Ratio
PSRR (Vdd>3.0V)
24
dB
PSRR (2.2 < Vdd < 3.0)
30
dB
PSRR (2.0 < Vdd < 2.2)
12
dB
PSRR (Vdd < 2.0)
0
dB
Gain Error
1
5
%FSR For any resolution
Input Resistance
1/(500fF*D
ata-Clock)
1/(400fF*D
ata-Clock)
1/(300fF*D
ata-Clock)
Ω
Equivalent switched cap input resis-
tance for 8-, 9-, or 10-bit resolution.
tance for 8-, 9-, or 10-bit resolution.