TDA8764 查看數據表（PDF） - Philips Electronics
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TDA8764 Datasheet PDF : 28 Pages
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Philips Semiconductors
10-bit high-speed low-power ADC with
internal reference regulator
Preliminary specification
TDA8764
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX. UNIT
VI (ANALOG INPUT VOLTAGE REFERENCED TO AGND)
IIL
LOW-level input current
TDA8764TS/4; TDA8764HL/4 VI = VRB
TDA8764TS/8; TDA8764HL/8 VI = VRB
IIH
HIGH-level input current
TDA8764TS/4; TDA8764HL/4 VI = VRT
TDA8764TS/8; TDA8764HL/8 VI = VRT
Yi
input admittance
fi = 5 MHz; note 2
TDA8764TS/4; TDA8764HL/4
input resistance
input capacitance
input admittance
TDA8764TS/8; TDA8764HL/8
fi = 5 MHz; note 2
input resistance
input capacitance
−
0
−
µA
−
0
−
µA
−
45
−
µA
−
85
−
µA
−
70
−
kΩ
3
5
7
pF
−
45
−
kΩ
3
5
7
pF
Reference voltages for the resistor ladder using the internal voltage regulator; see Table 1
VRB
VRT
Vdiff(ref)
TCVdiff
Voffset(B)
Voffset(T)
VI(p-p)
reference voltage BOTTOM
reference voltage TOP
differential reference voltage
VRT − VRB
temperature coefficient of
differential reference voltage
offset voltage BOTTOM
offset voltage TOP
analog input voltage
(peak-to-peak value)
note 3
note 3
note 4
tbf
1.3 tbf
V
tbf
3.7 tbf
V
tbf
2.4 tbf
V
−
tbf
−
mV/K
−
161 −
mV
−
161 −
mV
tbf
2.08 tbf
V
Outputs
DIGITAL OUTPUTS D9 TO D0 AND IR (REFERENCED TO OGND)
VOL
LOW-level output voltage
TDA8764TS/4; TDA8764HL/4 IOL = 1 mA
TDA8764TS/8; TDA8764HL/8 IOL = 2 mA
VOH
HIGH-level output voltage
TDA8764TS/4; TDA8764HL/4 IOH = −1 mA
TDA8764TS/8; TDA8764HL/8 IOH = −2 mA
IOZ
output current in 3-state mode
0.5 V < Vo < VCCO
0
−
0
−
VCCO − 0.5 −
VCCO − 0.5 −
−20
−
0.5 V
0.5 V
VCCO V
VCCO V
+20 µA
1999 Jan 12
9
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