SHC615 Datasheet, PDF (19/19 Pages) Burr-Brown (TI) – Wide-Bandwidth, DC RESTORATION CIRCUIT

Hold Control
V_IN
150Ω
10
7
SC
4
50Ω ¹¹
100Ω
3
27pF
12
OTA
I_OUT
2 _50Ω
V_OUT
620Ω
820Ω
1µF
Hold Control
100Ω
100Ω
+1
4
27pF
50Ω
8
BUF600
–V_OUT
150Ω
V_IN
10
7
SC ⁴
50Ω ¹¹
100Ω
3
12
OTA
SHC615
27pF
2 ^50Ω
+V_OUT
300Ω
FIGURE 11. Integrator for ns-Pulses.
FIGURE 12. Fast Pulse Peak Detector.
• Level Shifting
• Black Level Control
• Gain
R₁
R_E
2
OTA
100Ω
3
C_HOLD
7
4 _SC
12
SHC615
R₂
H_CL
100Ω
11
–1V
10
100Ω
Video
ADC
CCD Buffer
Sample
/Hold
OPA621
25Ω
V_IN = 0 to –2V
Timing
Control
FIGURE 13. CCD Analog Front-End.
SHC615
12
f_REF
11
100Ω
SC
OTA
f_IN
10
4
3
7
C_INT
2
75Ω
V_OUT
75Ω 75Ω
+5V
f_IN
f_REF
I_OUT
÷N
f_OUT
f_IN
VCO
Phase
V_OUT
V_OUT
f_REF
f_OUT = f_REF x N
FIGURE 14. Phase Detector For Fast PLL-Systems.
®
19
SHC615