參數(shù)資料
型號(hào): BT457KG80
英文描述: Video DAC with Color Palette (RAMDAC)
中文描述: 視頻DAC的調(diào)色板(的RAMDAC)
文件頁(yè)數(shù): 55/60頁(yè)
文件大小: 647K
代理商: BT457KG80
Bt457/Bt458
5.0 Parametric Information
125 MHz/135 MHz/165 MHz Monolithic CMOS 256 Color Palette RAMDAC
5.4 Package Drawing
L45801 Rev. N
Conexant
5-13
5.4 Package Drawing
Figure 5-3. 84-Pin Plastic J-Lead (PLCC)
A
1
DETAIL "A"
.020 MIN.
.026
.032
.013
.021
.025/.045 R.
A
D
2
E
2
D
2
E
2
SEE DETAIL "A"
.042
.056
D
3
E
3
.056 BSC.
D
D
1
.042
o
E
1
E
INCHES
NOM.
.165
.090
1.185
1.150
.545
1.000 REF.
MILLIMETERS
MIN. NOM.
4.20
2.29
30.10
29.21
13.84
25.40 REF.
30.10
29.21
13.84
25.40 REF.
S
Y
M
B
O
L
MIN.
A
A
1
MAX.
.200
.130
1.195
1.158
.565
MAX.
5.08
3.30
30.35
29.41
14.35
D
D
1
D
2
D
3
E
E
1
E
2
E
3
1.185
1.150
.545
1.000 REF.
1.195
1.158
.565
30.35
29.41
14.35
457-8_012
NOTE(S):
1. Dimensions are in inches [millimeters].
2. Tolerances are: .xxx ±0.005 [0.127].
3. PLCC Packages are intended for surface mounting on solder lands on 0.050 [1.27] centers.
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