TDA5341 Datasheet, PDF (22/28 Pages) NXP Semiconductors – Brushless DC motor and VCM drive circuit with speed control

Philips Semiconductors
Brushless DC motor and VCM drive circuit
with speed control
Product specification
TDA5341
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
Uncommitted operational amplifier; pins 4 to 6
V_i(os)
I_i(bias)
I_i(os)
V_CM
G_OL
f_co
V_OL
V_OH
input offset voltage
−3.5
−
input bias current
−250
−
input offset current
−
25
common mode voltage
1.7
−
open loop gain
−
68
cross-over frequency
−
10
LOW level output voltage
I_OL = 250 µA
−
−
HIGH level output voltage
I_OH = −250 µA
4.3
−
Note
1. This is the PARK default value. Other values can be obtained with a metal mask change.
MAX.
+3.5
+250
−
2.6
−
−
0.7
−
UNIT
mV
nA
nA
V
dB
MHz
V
V
CHARACTERISTICS (SPEED CONTROL FUNCTION)
V_DD = 5 V; V_DD1 and V_DD2 > V_DD is not allowed; T_amb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
FILTER; pin 32
I_o(sink)
I_o(source)
I_sink/I_source
I_LO
output sink current
output source current
ratio of sink-to-source current
charge pump leakage current
DATA, RESET and ENABLE; pins 38, 57 and 42
V_IL
LOW level input voltage
V_IH
HIGH level input voltage
I_i
input current
CLOCK; pin 39
V_IL
LOW level input voltage
V_IH
HIGH level input voltage
f_clk
clock frequency
ROSC; pin 48
V_IL
V_IH
f_refOSC
LOW level input voltage
HIGH level input voltage
reference oscillator frequency
DPULSE; pin 35
V_IL
V_IH
f_DPULSE
LOW level input voltage
HIGH level input voltage
data pulse frequency
80
−110
0.9
−5
−
2.4
−
−
2.4
−
−
2.4
1
−
2.4
−
100 120
−90 −70
1.1 1.2
−
+5
−
0.8
−
−
0
−
−
0.8
−
−
−
18
−
0.8
−
−
−
20
−
0.8
−
−
−
10
UNIT
µA
µA
nA
V
V
µA
V
V
MHz
V
V
MHz
V
V
MHz
1997 Jul 10
22