ADC0801S040 查看數據表（PDF） - NXP Semiconductors.
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ADC0801S040 Datasheet PDF : 19 Pages
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NXP Semiconductors
ADC0801S040
Single 8 bits ADC, up to 40 MHz
Table 6. Characteristics …continued
VDDA = V5 to V6 = 3.3 V; VDDD = V3 to V4 = 3.3 V; VDDO = V20 to V11 = 3.3 V; VSSA, VSSD and VSSO shorted together; Vi(a)(p-p)
= 1.84 V; CL = 20 pF; Tamb = 0 °C to 70 °C; typical values measured at Tamb = 25 °C unless otherwise specified.
Symbol Parameter
Conditions
Min
Typ
Max
Unit
∆VDD
supply voltage difference VDDA − VDDD
VDDD − VDDO
−0.2
-
−0.2
-
+0.2
V
+2.25
V
IDDA
analog supply current
-
4
6
mA
IDDD
digital supply current
-
5
8
mA
IDDO
output supply current fclk = 40 MHz; ramp input;
-
CL = 20 pF
1
2
mA
Ptot
total power dissipation VDDA = VDDD = VDDO = 3.3 V -
30
53
mW
Inputs
Clock input CLK (Referenced to VSSD)[1]
VIL
LOW-level input voltage
VIH
HIGH-level input voltage VDDD ≤ 3.6 V
VDDD > 3.6 V
IIL
LOW-level input current Vclk = 0.3 VDDD
IIH
HIGH-level input current Vclk = 0.7 VDDD
Zi
input impedance
fclk = 40 MHz
0
-
0.6 VDDD -
0.7 VDDD -
−1
0
-
-
-
4
0.3 VDDD V
VDDD
V
VDDD
V
+1
µA
5
µA
-
kΩ
Ci
input capacitance
fclk = 40 MHz
-
3
-
pF
Input SLEEP (Referenced to VSSD); see Table 8
VIL
LOW-level input voltage
VIH
HIGH-level input voltage VDDD ≤ 3.6 V
0
-
0.6 VDDD -
0.3 VDDD V
VDDD
V
IIL
LOW-level input current
IIH
HIGH-level input current
Analog input VI (Referenced to VSSA)
IIL
LOW-level input current
IIH
HIGH-level input current
Zi
input impedance
VDDD > 3.6 V
VIL = 0.3 VDDD
VIH = 0.7 VDDD
VI = VRB
VI = VRT
fi = 1 MHz
0.7 VDDD -
−1
-
-
-
-
0
-
9
-
20
VDDD
V
-
µA
+1
µA
-
µA
-
µA
-
kΩ
Ci
input capacitance
fi = 1 MHz
-
2
-
pF
Reference voltages for the resistor ladder; see Table 7
VRB
VRT
Vref(dif)
voltage on pin RB
voltage on pin RT
differential reference
voltage
VRT ≤ VDDA
VRT − VRB
1.1
1.2
-
V
2.7
3.3
VDDA
V
1.5
2.1
2.7
V
Iref
Rlad
TCRlad
reference current
ladder resistance
ladder resistor
temperature coefficient
-
0.95
-
mA
-
2.2
-
kΩ
-
4092
-
mΩ/K
Voffset
offset voltage
BOTTOM
TOP
[2] -
170
-
mV
[2] -
170
-
mV
Vi(a)(p-p)
peak-to-peak analog
input voltage
[3] 1.4
1.76
2.4
V
ADC0801S040_2
Product data sheet
Rev. 02 — 18 August 2008
© NXP B.V. 2008. All rights reserved.
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