HI3276 データシートの表示（PDF） - Intersil
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HI3276 Datasheet PDF : 16 Pages
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Pin Descriptions (Continued)
PIN NO SYMBOL I/O
TYPICAL
VOLTAGE LEVEL
11
VRT
I 4.0V (Typ)
9
VRM3
VRB + 34-- (VRT - VRB)
7
VRM2
4
VRM1
VRB + 24-- (VRT - VRB)
VRB + 14-- (VRT - VRB)
2
VRB
I 2.0V (Typ)
6
VIN
I VRT to VRB
HI3276
EQUIVALENT CIRCUIT
R1
11
R/2
R
COMPARATOR 1
R
COMPARATOR 63
9
R
COMPARATOR 64
COMPARATOR 127
7
R
COMPARATOR 128
COMPARATOR 191
4
R
COMPARATOR 192
R
COMPARATOR 255
R/2
2
R2
DESCRIPTION
Top Reference Voltage. Bypass to
AGND with a 1µF tantal capacitor and
a 0.1µF chip capacitor.
Reference Voltage Mid Point. Bypass
to AGND with a 0.1µF chip capacitor.
Reference Voltage Mid Point. Bypass
to AGND with a 0.1µF chip capacitor.
Reference Voltage Mid Point. Bypass
to AGND with a 0.1µF chip capacitor.
Bottom Reference Voltage. Bypass to
AGND with a 1µF tantal capacitor and
a 0.1µF chip capacitor.
AVCC
COMPARATOR
AVCC
Analog Input.
21 to
28
PAD0 to
PAD7
O TTL
33 to PBD0 to O
40
PBD7
43 CLKOUT O
6
DVEE3
AGND
DVCC1
DGND1
VREF
DVCC2
21 TO 28
33 TO 40
43
DGND2
DVEE3
Port A side data output. TTL output;
the high level is clamped to
approximately 2.8V.
Port B side data output. TTL output;
the high level is clamped to
approximately 2.8V.
Clock Output. (See Table 2;
Operating Mode Table).
TTL output; the high level is clamped
to approximately 2.8V.
8
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