Comparison With Previous Model; Comparison Of Specifications; Comparison Of Ics - Hitachi VK-S274 Service Manual

2.

Comparison with Previous Model

2.1 Comparison of Specifications

ITEM
Signal Format
Power Requirements
Power Consumption
Dimensions (W × H × D mm)
Weight
Lens
Operating Temperature/Humidity
Image Sensor
Number of Effective Pixels
Total Number of Pixels
Scanning System
Horizontal Scanning Frequency
Vertical Scanning Frequency
Sync Format
Video Signal Output
S/N Ratio
Horizontal Resolution
Minimum Required Illumination
(Standard)
IR cf Mode

2.2 Comparison of ICs

ITEM
CCD Sensor
Sensor Drive (or Drive Pulse Gen.)
CDS AGC & A/D CONV.
Camera Digital Signal Processor (DSP)
DRAM
Inv.
Clock Generator (or Inv.)
Camera (or Digital) µP
EEPROM
Reset Pulse Gen.
Zoom Motor Drive
Focus Motor Drive
F.Det./Iris Drive
PWM
Y/C Mix. & Video Amp
Level Shift
VCO/Phase Compa.
FV Pulse Gen.
1 - 2
VK-S274/VK-S274E
VK-K274/VK-K274E
VK-S274: NTSC
VK-S274E: PAL
VK-K274: EIA
VK-K274E: CCIR
VK-S274/K274: 786 (H) × 494 (V)
VK-S274E/K274E: 752 (H) × 582 (V)
VK-S274/K274: 811 (H) × 508 (V)
VK-S274E/K274E: 795 (H) × 596 (V)
VK-S274/K274: 15.734 kHz
VK-S274E/K274E: 15.625 kHz
VK-S274/K274: 59.94 Hz
VK-S274E/K274E: 50 Hz
VK-S274/S274E:
Composite Signal 1.0 Vp-p
VK-K274/K274E:
Y (Luminance) Signal 1.0Vp-p
50 dB or more
470 TV Line or more
VK-S274/S274E: 1.0 lx
VK-K274/K274E: 0.1 lx
VK-S274/VK-S274E
VK-K274/VK-K274E
VK-S274: ICX278AK-L
VK-S274E: ICX279AK-L
VK-K274: ICX278AL-7
VK-K274E: ICX279AL-7
µPD16510GR
HD49323AF
HG73C053FE
MSM51V18165F
TC7SU04FU
TC7SHU04FUL
HD64F2238AFA13-S274
X25097V1-2.7
RN5VD27AA
TC7SH14FU (IC1204/IC1205)
TC7S08FU
MPC17AT85VM
MPC17AT85VM
µPD5023GS-147-GJG
TL1464IPT
BA7664FV
HD74HCT125T
74VHC4046MTCX
IDC-7S08
VK-S234/VK-S234E
VK-K234/VK-K234E
VK-S234:
VK-S234E: PAL
VK-K234:
VK-K234E: CCIR
DC 9 V
3.3 W (MAX)
50 × 60 × 89.5
Approx. 225 g
Power zoom × 22 (4.0 - 88.0 mm)
F 1.6
0 °C to 60 °C (Recommendation: 0 °C to 40 °C)
10 % to 90 %
4.5mm Dia. (1/4 inch) CCD
VK-S234/K234:
VK-S234E/K274E: 752 (H) × 582 (V)
VK-S234/K234:
VK-S234E/K234E: 795 (H) × 596 (V)
2 : 1 Interlaced
VK-S234/K234:
VK-S234E/K234E: 15.625 kHz
VK-S234/K234:
VK-S234E/K324E: 50 Hz
Internal/External
VK-S234/S234E:
Composite Signal 1.0 Vp-p
VK-K234/K234E:
Y (Luminance) Signal 1.0Vp-p
46 dB or more
VK-S234:
VK-S234E:
VK-K234/K234E:
VK-S234/S234E:
VK-K234/K234E:
Not Provided
VK-S234/VK-S234E
VK-K234/VK-K234E
(IC1001) VK-S234:
(IC1001) VK-S234E: ICX209AK-6
(IC1001) VK-K234:
(IC1001) VK-K234E: ICX209AL-6
(IC1002)
(IC1101)
(IC1121)
(IC1122)
(IC1173) TC7SHU04F
(IC1174) TC7SU04F
(IC1201) HD6432237M
(IC1202)
(IC1203) RN5VT28AA
TC7SH14FU
(IC1206)
(IC1301)
(IC1302)
(IC1351)
(IC1501)
(IC1601)
(IC1602)
(IC1603)
(IC1604)
NTSC
EIA
768 (H) × 494 (V)
811 (H) × 508 (V)
15.734 kHz
59.94 Hz
470 TV Line or more
460 TV Line or more
500 TV Line or more
3.0 lx
0.1 lx
ICX208AK-6 (IC1001)
(IC1001)
ICX208AL-6 (IC1001)
(IC1001)
(IC1173)
(IC1174)
(IC1201)
(IC1203)
(IC1204/IC1205)