U209B_07 Datasheet, PDF (12/19 Pages) ATMEL Corporation – Phase Control IC for Tacho Applications

6. Electrical Characteristics (Continued)
-V_S = 13.0 V, T_amb = 25° C, reference point pin 2, unless otherwise specified
Parameters
Test Conditions
Pins
Symbol
Min.
Frequency-to-voltage Converter
Input bias current
Input voltage limitation
Turn-on threshold
Turn-off threshold
Discharge current
Charge transfer voltage
Charge transfer gain
Conversion factor
Output operating range
7
±I_I = -1 mA
7
7
7
(Figure 1-2 on page 2)
8
8
I₉/I₈
8, 9
C₈ = 1 nF, R₉ = 100 kΩ
f/V output, reference
point pin 13
9
I_IB
-V_I
+V_I
-V_TON
-V_TOFF
I_dis
V_ch
G_i
k
V_O
660
7.25
20
6.50
7.5
Linearity
Soft Start, f/V Converter Non-active (see Figure 6-3 on page 13 and Figure 6-4 on page 13)
Starting current
V₁₂ = V₁₃, V₇ = V₂
12
I_O
20
Final current
V₁₂ = -0.5 V
12
I_O
50
Soft Start, f/V Converter Active (see Figure 6-2 on page 13, Figure 6-5 on page 14)
Starting current
Final current
Discharge current
V₁₂ = V₁₃
V₁₂ = -0.5 V
Restart pulse
12
I_O
2
12
I_O
30
12
-I_O
0.5
Typ.
0.6
100
50
0.5
6.70
8.3
5.5
0-6
±1
30
85
4
55
3
Max.
Unit
2
µA
750
mV
8.05
V
150
mV
mV
mA
6.90
V
9.0
mV/Hz
V
%
50
µA
130
µA
6
µA
80
µA
10
mA
Figure 6-1. Ramp Control
240
200
10 nF
160
Reference Point Pin 2
4.7 nF
2.2 nF
120
Cϕ/t = 1.5 nF
80
0
0
0.2
0.4
0.6
0.8
1.0
R_ϕ (MΩ)
12 U209B
4765C–INDCO–02/07