Product Specifications

CY8C29466/CY8C29566
CY8C29666/CY8C29866
Document Number: 38-12013 Rev. AB Page 30 of 67
0b001
RefPower = High
Opamp bias = High
V
REFHI
Ref High P2[4] + P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] + P2[6] –
0.085
P2[4] + P2[6] –
0.016
P2[4] + P2[6]
+ 0.044
V
V
AGND
AGND P2[4] P2[4] P2[4] P2[4] –
V
REFLO
Ref Low P2[4] – P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] – P2[6] –
0.022
P2[4] – P2[6] +
0.010
P2[4] – P2[6] +
0.055
V
RefPower = High
Opamp bias = Low
V
REFHI
Ref High P2[4] + P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] + P2[6] –
0.077
P2[4] + P2[6] –
0.010
P2[4] + P2[6]
+ 0.051
V
V
AGND
AGND P2[4] P2[4] P2[4] P2[4] –
V
REFLO
Ref Low P2[4] – P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] – P2[6] –
0.022
P2[4] – P2[6] +
0.005
P2[4] – P2[6] +
0.039
V
RefPower = Med
Opamp bias = High
V
REFHI
Ref High P2[4] + P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] + P2[6] –
0.070
P2[4] + P2[6] –
0.010
P2[4] + P2[6]
+ 0.050
V
V
AGND
AGND P2[4] P2[4] P2[4] P2[4] –
V
REFLO
Ref Low P2[4] – P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] – P2[6] –
0.022
P2[4] – P2[6] +
0.005
P2[4] – P2[6] +
0.039
V
RefPower = Med
Opamp bias = Low
V
REFHI
Ref High P2[4] + P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] + P2[6] –
0.070
P2[4] + P2[6] –
0.007
P2[4] + P2[6]
+ 0.054
V
V
AGND
AGND P2[4] P2[4] P2[4] P2[4] –
V
REFLO
Ref Low P2[4] – P2[6]
(P2[4] = V
DD
/2,
P2[6] = 1.3 V)
P2[4] – P2[6] –
0.022
P2[4] – P2[6] +
0.002
P2[4] – P2[6] +
0.032
V
0b010
RefPower = High
Opamp bias = High
V
REFHI
Ref High V
DD
V
DD
– 0.037 V
DD
– 0.009 V
DD
V
V
AGND
AGND V
DD
/2 V
DD
/2 – 0.061 V
DD
/2 – 0.006 V
DD
/2 + 0.047 V
V
REFLO
Ref Low V
SS
V
SS
V
SS
+ 0.007 V
SS
+ 0.028 V
RefPower = High
Opamp bias = Low
V
REFHI
Ref High V
DD
V
DD
– 0.039 V
DD
– 0.006 V
DD
V
V
AGND
AGND V
DD
/2 V
DD
/2 – 0.049 V
DD
/2 – 0.005 V
DD
/2 + 0.036 V
V
REFLO
Ref Low V
SS
V
SS
V
SS
+ 0.005 V
SS
+ 0.019 V
RefPower = Med
Opamp bias = High
V
REFHI
Ref High V
DD
V
DD
– 0.037 V
DD
– 0.007 V
DD
V
V
AGND
AGND V
DD
/2 V
DD
/2 – 0.054 V
DD
/2 – 0.005 V
DD
/2 + 0.041 V
V
REFLO
Ref Low V
SS
V
SS
V
SS
+ 0.006 V
SS
+ 0.024 V
RefPower = Med
Opamp bias = Low
V
REFHI
Ref High V
DD
V
DD
– 0.042 V
DD
– 0.005 V
DD
V
V
AGND
AGND V
DD
/2 V
DD
/2 – 0.046 V
DD
/2 – 0.004 V
DD
/2 + 0.034 V
V
REFLO
Ref Low V
SS
V
SS
V
SS
+ 0.004 V
SS
+ 0.017 V
Table 21. 5-V DC Analog Reference Specifications (continued)
Reference
ARF_CR[5:3]
Reference Power
Settings
Symbol Reference Description Min Typ Max Unit