lt5554 Linear Technology Corporation, lt5554 Datasheet - Page 12

• Manufacturer Part Number: lt5554
• Description: Broadband Ultra Low Distortion 7-bit Digitally Controlled Vga
• Manufacturer: Linear Technology Corporation

LT5554
TYPICAL PERFORMANCE CHARACTERISTICS
ENB = 3V, MODE = 5V, STROBE = 3V, V
12
98
96
94
92
5
4
3
2
1
0
4.7
0
Single-Ended Output Current vs
Attenuation
I
ENB = 0.6V
CC
Shutdown Current vs V
4.9
–4
–40°C
ATTENUATION (dB)
25°C
25°C
85°C
V
CC
5.1
–8
IH
(V)
= 2.2V, V
–40°C
85°C
–12
5.3
CC
,
IL
5554 G39
5554 G41
= 0.6V (Test circuit shown in Figure 16), maximum gain, unless otherwise noted.
–16
5.5
215
208
200
193
185
2.2
2.1
2.0
Total I
0
0
V
IN(BIAS)
( R
CC
OUT
–4
–4
vs Attenuation
Current vs Attenuation
= 50Ω) T
ATTENUATION (dB)
ATTENUATION (dB)
–40°C
–40°C
85°C
25°C
25°C
85°C
–8
–8
A
= 25°C. V
–12
–12
CC
5554 G40
5554 G42
= 5V, V
–16
–16
CCO
= 5V,
5554f